Where does “kustumar” come from?

kustumar (Ido) comes from Ido kustumo, from French coutume, from Middle French coustume, from Old French coustume, from Vulgar Latin consuetumen, from Latin cōnsuētūdō, from Latin cōnsuēscō, from Latin suēscō — to do, put, place.

kustumar (Ido): to be accustomed (to), used (to)

Definitions

to be accustomed (to), used (to)

Ancestry of “kustumar”, step by step

Step	Language	Word	Meaning
1	Ido	kustumo	custom, habit, practice
2	French	coutume	custom
3	Middle French	coustume	custom; tradition
4	Old French	coustume	order; tradition; custom; tradition
5	Vulgar Latin	consuetumen	—
6	Latin	cōnsuētūdō	The act of habituating; state of being habituated or accustomed, habituation
7	Latin	cōnsuēscō	to accustom, inure or habituate, tend to
8	Latin	suēscō	to become used or accustomed to
9	Proto-Indo-European	swe-dʰh₁-sk-	—
10	Proto-Indo-European	dʰeh₁-	to do, put, place

Every word from Proto-Indo-European dʰeh₁- →Every word from Proto-Indo-European swe-dʰh₁-sk- →Every word from Latin suēscō →