Where does “impropiamente” come from?

impropiamente (Spanish) comes from Spanish impropio, from Latin improprius, from Latin in-, from Latin in, from Old Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

impropiamente (Spanish): inappropriately; improperly

Definitions

inappropriately; improperly

Ancestry of “impropiamente”, step by step

Step	Language	Word	Meaning
1	Spanish	impropio	unseemly, improper
2	Latin	improprius	not proper; improper
3	Latin	in-	un-, non-, not; in, within, inside
4	Latin	in	in, at, on, upon, from; within, while in; into,...
5	Old Latin	en	in
6	Proto-Italic	en	in
7	Proto-Indo-European	h₁én	in

Every word from Proto-Indo-European h₁én →Every word from Proto-Italic en →Every word from Latin in- →