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 "ya foot".
Words that have a pure rhyme on their last syllable only.
foot
    put
      soot
        afoot
          underfoot
            Foote
              shot put
                forefoot
                  output
                    barefoot
                      goosefoot
                        throughput
                          input
                            coltsfoot
                              Lightfoot
                                Blackfoot
                                  Proudfoot
                                    Crofoot
                                      Bigfoot
                                        Words that "almost" rhyme on the vowel-based rhyme sound of the stressed syllable like: be/eat or maybe/shapely.
                                        shot put
                                          Rhymes made up of more than one word. For instance, "jealous" and "tell us" or "shaky" and "make me."