köken: Borrowed from Latin nitidus. An inherited doublet nidio still exists as a rural regionalism or dialectism in Salamanca and Asturias. Compare also neto, which was taken from French and Italian.
çekim: karşılaştırma siistimpi · üstünlük siistein
zıt: likainen, sotkuinen
köken: Borrowed from Russian чи́стый (čístyj), from Old East Slavic чистъ (čistŭ), from Proto-Slavic *čistъ. For the meaning "cool", compare Swedish schysst, which may have influenced it.