← Back to prone
Full Level C2 →
prone Etymology Atlas
Likely to do or suffer something, especially something bad., Lying flat with the face downward. Pro
Word
Root
Affix
Tap any word to open its Atlas. Pinch to zoom, drag to pan.
prone is a Level C2 word — Pro only
Pro unlocks the Etymology Atlas for levels A2–C2 — plus FSRS-5 spaced repetition, mastery tracking, and the activity dashboard.