Proto-Tungus-Manchu: *seri
Meaning: decking, covering
Russian meaning: настил (из досок)
Literary Manchu: sarχu 'shelf'
Ulcha: seri
Nanai: seri
Comments: ТМС 2, 66, 145. tunget-prnum,tunget-meaning,tunget-rusmean,tunget-man,tunget-ulc,tunget-nan,tunget-reference,