שָׂפָה

From LSJ

ὥσπερ ἀνέµου 'ξαίφνης ἀσελγοῦς γενοµένου → just as when a wind suddenly turns foul, just as when a wind suddenly turns nasty

Source

English (Strong)

or (in dual and plural) sepheth; probably from סָפָה or שָׁפָה through the idea of termination (compare סוֹף); the lip (as a natural boundary); by implication, language; by analogy, a margin (of a vessel, water, cloth, etc.): band, bank, binding, border, brim, brink, edge, language, lip, prating, ((sea-))shore, side, speech, talk, (vain) words.