The problem could affect various part of your tongue i.e. you could have yellow color on back of the tongue, on the sides, under tongue or even at the tip of tongue. Sometimes, your gums, roof of the mouth, inside cheeks, and other parts of your mouth might turn yellow (or yellow white).
Kosta /kos-ta/ [2 sylls.] as a girls' name. Kosta's root is Latin, and the name Kosta means constant, steadfast. Kosta is an alternate spelling of Constance (Latin). Kosta is also a variant of Konstanze (German, Latin). Kreatif forms: Kaista, Kasta, Kysta.
Meaning of Nikko: Nikko is a modern English respelling of the Italian name Nico, which is a short form variant or nickname of the English names Nicholas and Nicodemus, which are both derived from Greek names meaning victory of the people eBabyNames.