Where does “onychotillomania” come from?

onychotillomania (English) comes from Ancient Greek ὄνυξ, from Proto-Indo-European h₃nogʰ- — claw, nail; nail.

onychotillomania (English): A compulsion for picking and tearing at one's...

Definitions

  1. A compulsion for picking and tearing at one's...

Ancestry of “onychotillomania”, step by step

StepLanguageWordMeaning
1Ancient Greekὄνυξclaw, nail, hoof, talon; Anything which resembles...
2Proto-Indo-Europeanh₃nogʰ-claw, nail; nail
Every word from Proto-Indo-European h₃nogʰ- →Every word from Ancient Greek ὄνυξ →
onychotillomania — Etymology, Origin & Word History | Etymology Explorer