Where does “dezasete” come from?

dezasete (Galician) comes from Galician e, from Old Portuguese e, from Latin et, from Proto-Indo-European éti, from Proto-Indo-European h₁é, from Proto-Indo-European ǵʰe — Postpositional intensifying particle: indeed, at any rate, in fact.

dezasete (Galician): seventeen

Definitions

seventeen

Ancestry of “dezasete”, step by step

dezasete traces back through 3 separate lines of ancestry.

via Galician e

Step	Language	Word	Meaning
1	Galician	e	and
2	Old Portuguese	e	and; Alternative form of é
3	Latin	et	and; plus; though, even if
4	Proto-Indo-European	éti	beyond; over
5	Proto-Indo-European	h₁é	and, then
6	Proto-Indo-European	ǵʰe	Postpositional intensifying particle: indeed, at any rate, in fact

via Galician dez

Step	Language	Word	Meaning
1	Galician	dez	ten
2	Old Portuguese	dez	ten
3	Latin	decem	ten; 10
4	Latin	-nus	-an
5	Proto-Italic	-nos	Creates verbal adjectives from verb stems
6	Proto-Indo-European	-nós	Creates verbal adjectives from roots

via Galician sete

Step	Language	Word	Meaning
1	Galician	sete	seven
2	Old Portuguese	sete	seven
3	Latin	Septem	seven; 7
4	Proto-Italic	septem	seven
5	Proto-Indo-European	septḿ̥	seven

Every word from Proto-Indo-European ǵʰe →Every word from Proto-Indo-European h₁é →Every word from Proto-Indo-European éti →