Here's what rhymes with groundworms.
roundworms Words that almost rhyme with groundworms
rounders grounders downwards founders outwards pounders flounders sounders bounders hours ours counters powders loungers bouncers downers glowers lours chowders growlers grousers mounters ousters trouncers powers flowers towers trousers showers browsers cowards vouchers bowers announcers doubters flours cowherds expounders sours howlers prowlers cowbirds cowgirls dowsers scroungers shouters daubers gougers jousters mousers pouters flouters slouchers encounters scours velours scourers schnauzers scouters devours empowers discounters deflowers embowers overpowers cauliflowers superpowers thundershowers