From Wiktionary, the free dictionary
From Proto-Mon-Khmer *cn₁am ~ *cn₁aam. Cognate with Mon သၞာံ (hnam), Vietnamese năm.
Or possibly considered as from ចាំ (cam, “to wait”) with infixed -n- (locative).
ឆ្នាំ • (chnam)
- year (unit of time)
- ខ្ញុំមានអាយុ...ឆ្នាំ
- khñom miən ʼaayuʼ … chnam
- I am ... years old
- (units of time) ឯកតានៃពេលវេលា ('aektaa nɨy peil veiliə); ឆ្នាំ (chnam, “year”), ខែ (khae, “month”), សប្តាហ៍ (sappədaa, “week”) / អាទិត្យ (ʼaatɨt, “week”), ថ្ងៃ (thngay, “day”), ម៉ោង (maong, “hour”), នាទី (niətii, “minute”), វិនាទី (viniətii, “second”)