שָׁבוּעַ shâbûwaʻ (H7620)

literally, sevened, i.e. a week (specifically, of years)

1) seven, period of seven (days or years), heptad, week 1a) period of seven days, a week 1a1) Feast of Weeks 1b) heptad, seven (of years)

or שָׁבֻעַ; also (feminine) שְׁבֻעָה; properly, passive participle of שָׁבַע (H7650) as a denominative of שֶׁבַע (H7651);