Give FYZX a word and it walks the descent — each ancestor language, each older spelling, each shift in meaning — as a tree you can open rather than a paragraph you have to trust.
Any word, in any of the languages FYZX reads.
English ← Middle English spunge ← Latin spongia ← Greek σπόγγος.
Each root is a node; open it to see what it meant and what it came from.
under the hoodPOST /api/etymology, the same tree renderer as every other lens.