Where does “irrespirable” come from?

irrespirable (French) comes from Latin irrespirabilis, from Latin ir-, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

irrespirable (French): unbreathable, suffocating

Definitions

unbreathable, suffocating

Ancestry of “irrespirable”, step by step

Step	Language	Word	Meaning
1	Latin	irrespirabilis	—
2	Latin	ir-	Alternative form of in-; un-
3	Latin	īn-	un-, non-, not
4	Latin	în	in, at, on, upon, from (space)
5	Latin	en	lookǃ beholdǃ; reallyǃ?; come onǃ
6	Proto-Italic	en	in
7	Proto-Indo-European	h₁én	in

Words derived from “irrespirable”

irrespirable

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