סָעַר
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → But for extreme illnesses, extreme remedies, applied with severe exactitude, are the best (Hippocrates, Aphorism 6)
English (Strong)
a primitive root; to rush upon; by implication, to toss (transitive or intransitive, literal or figurative): be (toss with) tempest(-uous), be sore, troubled, come out as a (drive with the, scatter with a) whirlwind.