← Back to adjoin
Full Level C1 →
adjoin Etymology Atlas
To be next to and touching something else., To be connected to or share a boundary with another area. Pro
Word
Root
Affix
Tap any word to open its Atlas. Pinch to zoom, drag to pan.
adjoin is a Level C1 word — Pro only
Pro unlocks the Etymology Atlas for levels A2–C2 — plus FSRS-5 spaced repetition, mastery tracking, and the activity dashboard.