köken: Inherited from Old Spanish, from Latin fundus PIE word *bʰudʰmḗn The preservation of the initial older 'f' in this word may be to distinguish it from the doublet hondo, which became an adjective and continued its phonetic evolution as expected. Also the doublet of fundo, a later borrowing.
aile: de fondo, Fondo Monetario Internacional, fondo mutuo, fondos de reptiles, fondos propios, irse a fondo, libro de fondo, mar de fondo, música de fondo, pozo sin fondo
absolute lowest point, rock bottom, very bottom · very bad situation, catastrophic situation, the abyss
köken: Compound of どん (don-, intensifier, derived from and expressing a greater degree than ど (do)) + 底 (soko, “the bottom of something, the depths of something”). The soko changes to zoko as an instance of rendaku (連濁).
bottom, bed (of a body of water, valley, pit, trench) · bottom, base (of a container, vessel, or object with capacity) · crown (top part of a hat)
çekim: çoğul дъна́
köken: Inherited from Proto-Slavic *dъno (“bottom”), equivalent to *dъb- + -но (-no). From the same stem is де́бър (débǎr, “depression, interior of a forest”).