Occitan (a Romance language spoken in Occitania, a region of Europe that includes Southern France, Auvergne, Limousin, and some parts of Catalonia and Italy)
occupant (tenant of a property); occupier; occupying forces (one who occupies, particularly with respect to a foreign government controlling the territory of another)
occupation (act of occupying, of being an occupant); occupation (the occupying of a territory); occupation (something that one spends one's time on, such as a job or a hobby)