imperfect rhyme

15 LETTERS · STARTS WITH I

imperfect rhyme is a valid 15-letter word worth 31 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1M3P3E1R1F4E1C3T1R1H4Y4M3E1
1 + 3 + 3 + 1 + 1 + 4 + 1 + 3 + 1 + 0 + 1 + 4 + 4 + 3 + 1 =31 PTS
DOUBLE WORD → 62TRIPLE WORD → 93
MEANING

What does imperfect rhyme mean?

1