Proto-Altaic: *t`ḗk`í ( ~ -k-)
Meaning: separate, solitary
Russian meaning: отдельный, одинокий
Comments: The etymology appears quite plausible both semantically (in Jpn. 'differ' < 'to be separate from') and phonetically.
altet-prnum,altet-meaning,altet-rusmean,altet-turc,altet-mong,altet-jap,altet-reference,