← Back to observation
Full Level B1 →
observation Etymology Atlas
facts learned by observing, The act of observing, and the fact of being observed (see observance) Pro
Word
Root
Affix
Tap any word to open its Atlas. Pinch to zoom, drag to pan.
observation is a Level B1 word — Pro only
Pro unlocks the Etymology Atlas for levels A2–C2 — plus FSRS-5 spaced repetition, mastery tracking, and the activity dashboard.