Etymology Atlas
An interactive map of every word, by CEFR level. Roots at the bottom, full words at the top — shared roots and affixes appear once. Hover or click any node to see the web of words it's part of. A1 is free; A2–C2 unlock with Pro.
Level
A1
998 words
Pro
Level
A2
1681 words
Pro
Level
B1
2597 words
Pro
Level
B2
3415 words
Pro
Level
C1
2843 words
Pro
Level
C2
7424 words
Pro
Level
C2+
8977 words
Each layer is one step of composition. A root at the bottom is reused by every word that contains it — the more edges leaving a node upward, the more load-bearing that root is.