kausat = pants (noun) (some things Google found for "kausat": a uncommon to rare term; user names; a rare last name; name of a D&D game character Lizardman king; KAUSAT-3 Pico-Satellite Structure System; similar KAUST is an acronym for King Abdullah University of Science and Technology in Saudi Arabia)
Word derivation for "pants (trousers)":
Basque = prakak, Finnish = housut
Miresua = kausat
The Basque word galtzak also means pants, trousers.
Note the Miresua word ending of -t, like the Finnish word. This is a plural form, as are the English terms pants and trousers.