koika = seagull (bird) (noun) (some things Google found for "koika": an uncommon term; a feminine first name, notably showbiz name of a Russian X-rated model / actress; a unusual last name that can be Finnish; koika means "love song, love poem" in Japanese)
Word derivation for "seagull" :
Basque = kaio, Finnish = lokki
Miresua = koika
There were other words for seagull in Basque and Finnish, several were compound words, but I think these words are good for a large gull like a seagull.
This Miresua conlang word has been changed. The word for "seagull" is now "lakoi".