SILKWORM /ˈsɪlkwɜːm/ Scrabble 17 Words With Friends 19 Definition noun the commercially bred hairless white caterpillar of the domestic silkworm moth which spins a cocoon that can be processed to yield silk fiber. noun larva of a saturniid moth. — synonyms: giant_silkworm, wild_wilkworm See all 99 words you can make from SILKWORM → 8-letter words Words starting with S Words ending with M ← Unscramble different letters