Where does “sməʔ” come from?

sməʔ (Proto-Mon-Khmer) comes from Pali samā, from Sanskrit सम, from Proto-Indo-Iranian samHás, from Proto-Indo-European somHós, from Proto-Indo-European sem- — together, one.

Ancestry of “sməʔ”, step by step

Step	Language	Word	Meaning
1	Pali	samā	year; masculine/neuter ablative singular of sama;...
2	Sanskrit	सम	same, equal, alike; equivalent to, like,...
3	Proto-Indo-Iranian	samHás	same, equal
4	Proto-Indo-European	somHós	same, alike
5	Proto-Indo-European	sem-	together, one

Words derived from “sməʔ”

Semu
ស្មេ
ស្មើ
เสมอ

Every word from Proto-Indo-European sem- →Every word from Proto-Indo-European somHós →Every word from Proto-Indo-Iranian samHás →