Proto-Eskimo: *natǝʁ-(aʁ)-na-
Meaning: flat place, plain, valley; flat fish (flounder)
Russian meaning: плоское место (равнина, долина)б плоская рыба (камбала)
Comments: Obviously derived from *natǝ[ʁ] 'bottom, floor'. Comparative Eskimo Dictionary: 220, 221