← Back to roof
Full Level A2 →
roof Etymology Atlas
The covering on top of a building that protects it from rain and weather., The top inner surface of a space, such as a cave or the mouth. Pro
Word
Root
Affix
Tap any word to open its Atlas. Pinch to zoom, drag to pan.
roof is a Level A2 word — Pro only
Pro unlocks the Etymology Atlas for levels A2–C2 — plus FSRS-5 spaced repetition, mastery tracking, and the activity dashboard.