THREADWORMS
Scrabble letter values: T1H4R1E1A1D2W4O1R1M3S1 = 20
Definition
THREADWORMS is the plural of THREADWORM.
noun THREADWORM: small threadlike worm infesting human intestines and rectum especially in children.
Synonyms of THREADWORM: pinworm, Enterobius_vermicularis