Where does “piecpadsmit” come from?

piecpadsmit (Latvian) comes from Latvian desmit, from Latvian desmits, from Latvian desimtis, from Proto-Balto-Slavic *déśimt, from Proto-Indo-European déḱm̥t — ten.

piecpadsmit (Latvian): fifteen

Definitions

fifteen

Ancestry of “piecpadsmit”, step by step

piecpadsmit traces back through 3 separate lines of ancestry.

via Latvian desmit

Step	Language	Word	Meaning
1	Latvian	desmit	ten; ten o'clock
2	Latvian	desmits	group of ten
3	Latvian	desimtis	—
4	Proto-Balto-Slavic	*déśimt	ten
5	Proto-Indo-European	déḱm̥t	ten

via Latvian pieci

Step	Language	Word	Meaning
1	Latvian	pieci	five; five o'clock
2	Latvian	piek-	—

via Latvian pa

Step	Language	Word	Meaning
1	Latvian	pa	on; along; to
2	Latvian	reizi	accusative singular form of reize; instrumental...

Every word from Proto-Indo-European déḱm̥t →Every word from Proto-Balto-Slavic *déśimt →Every word from Latvian desimtis →