Where does “dieciocho” come from?

dieciocho (Spanish) comes from Spanish ocho, from Old Spanish ocho, from Old Spanish oito, from Latin octō, from Proto-Italic oktō, from Proto-Indo-European oḱtṓw, from Proto-Indo-European aḱ- — sharp, pointed; sharp, pointed, edgy; sharp,...

dieciocho (Spanish): eighteen

Definitions

eighteen

Ancestry of “dieciocho”, step by step

dieciocho traces back through 3 separate lines of ancestry.

via Spanish ocho

Step	Language	Word	Meaning
1	Spanish	ocho	eight
2	Old Spanish	ocho	eight
3	Old Spanish	oito	—
4	Latin	octō	eight; 8
5	Proto-Italic	oktō	eight
6	Proto-Indo-European	oḱtṓw	eight
7	Proto-Indo-European	aḱ-	sharp, pointed; sharp, pointed, edgy; sharp,...

via Spanish y

Step	Language	Word	Meaning
1	Spanish	y	and; plus, and; well
2	Old Spanish	e	and
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 Spanish diez

Step	Language	Word	Meaning
1	Spanish	diez	ten; A
2	Old Spanish	diez	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

Words derived from “dieciocho”

Every word from Proto-Indo-European aḱ- →