H7651שֶׁבַע
or (masculine) (שִׁבְעָה); from שָׁבַע; a primitive cardinal number; seven (as the sacred full one); also (adverbially) seven times; by implication, a week; by extension, an indefinite number; ([phrase] by) seven(-fold),-s, (-teen, -teenth), -th, times). Compare שִׁבְעָנָה.