Words that have identical vowel-based rhyme sounds in the tonic syllable. Moreover, that tonic syllable must start with a different consonantal sound.
There are no pure rhymes for "ra ra".
Words that have a pure rhyme on their last syllable only.
ga ga
    gaga
      Lady Gaga
        ahh
          awe
            blah
              bois
                bra
                  ca
                    cha
                      da
                        gras
                          ha
                            hah
                              ja
                                joie
                                  ka
                                    la
                                      law
                                        ma
                                          mah
                                            moi
                                              na
                                                nah
                                                  naw
                                                    pa
                                                      pla
                                                        qua
                                                          ra
                                                            rah
                                                              raw
                                                                sa
                                                                  sha
                                                                    spa
                                                                      ta
                                                                        trois
                                                                          wa
                                                                            wah
                                                                              ya
                                                                                yah
                                                                                  pas
                                                                                    aha
                                                                                      bourgeois
                                                                                        d'etat
                                                                                          hurrah
                                                                                            markkaa
                                                                                              ona
                                                                                                sanaa
                                                                                                  ha ha
                                                                                                    haha
                                                                                                      baccarat
                                                                                                        ménage à trois
                                                                                                          Alvah
                                                                                                            Artois
                                                                                                              Bah
                                                                                                                Bekaa
                                                                                                                  Bogota
                                                                                                                    Dubois
                                                                                                                      Dumas
                                                                                                                        Elga
                                                                                                                          Elna
                                                                                                                            Fatah
                                                                                                                              Francois
                                                                                                                                Francoise
                                                                                                                                  GA
                                                                                                                                    Hsia
                                                                                                                                      Hua
                                                                                                                                        Langlois
                                                                                                                                          Lavoie
                                                                                                                                            Murrah
                                                                                                                                              Otha
                                                                                                                                                Pasha
                                                                                                                                                  RHA
                                                                                                                                                    Seraw
                                                                                                                                                      Shah
                                                                                                                                                        Sirois
                                                                                                                                                          Valois
                                                                                                                                                            Zsa
                                                                                                                                                              Kuma
                                                                                                                                                                hoorah
                                                                                                                                                                  oorah

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                                                                                                                                                                    Words that "almost" rhyme on the vowel-based rhyme sound of the stressed syllable like: be/eat or maybe/shapely.
                                                                                                                                                                    ga ga
                                                                                                                                                                      gaga
                                                                                                                                                                        Lady Gaga
                                                                                                                                                                          dada
                                                                                                                                                                            fatwa
                                                                                                                                                                              chihuahua
                                                                                                                                                                                la de da
                                                                                                                                                                                  Basra
                                                                                                                                                                                    Mardi Gras
                                                                                                                                                                                      Baja
                                                                                                                                                                                        Savoie
                                                                                                                                                                                          Zsazsa
                                                                                                                                                                                            Ottawa
                                                                                                                                                                                              Arkansas
                                                                                                                                                                                                Yamaha
                                                                                                                                                                                                  Rhymes made up of more than one word. For instance, "jealous" and "tell us" or "shaky" and "make me."