Where does “pentane” come from?

pentane (French) comes from French -ane, from Middle French -ané, from Latin -āneus, from Latin -eus, from Proto-Italic *-eos — Forms adjectives indicating being formed out of a material.

pentane (French): pentane

Definitions

pentane

Ancestry of “pentane”, step by step

Step	Language	Word	Meaning
1	French	-ane	ane
2	Middle French	-ané	aneous
3	Latin	-āneus	forming adjectives Of or pertaining to; -aneous
4	Latin	-eus	argentum + API → argenteus; ferrum + API →...
5	Proto-Italic	*-eos	Forms adjectives indicating being formed out of a material

Words derived from “pentane”

isopentane
pentan

Every word from Proto-Italic *-eos →Every word from Latin -eus →Every word from Latin -āneus →