Where does “tilde” come from?

tilde (Finnish) comes from Spanish tilde, from Spanish tildar, from Late Latin titulare, from Latin titulus — title; placard, tablet; inscription.

tilde (Finnish): tilde

Definitions

Step	Language	Word	Meaning
1	Spanish	tilde	accent mark, i.e. acute accent; tilde; criticism,...
2	Spanish	tildar	to declare or brand as; to stigmatize; to put a...
3	Late Latin	titulare	nominative neuter singular of titulāris;...
4	Latin	titulus	title; placard, tablet; inscription