Where does “swintiln” come from?

swintiln (Old High German) comes from Old High German swintan, from Proto-Germanic *swindan.

Ancestry of “swintiln”, step by step

Step	Language	Word	Meaning
1	Old High German	swintan	to shrink, to fade
2	Proto-Germanic	*swindan	—

Words derived from “swintiln”

swindelen

Every word from Proto-Germanic *swindan →Every word from Old High German swintan →

swintiln — Etymology, Origin & Word History | Etymology Explorer