עָקֹב
From LSJ
σιγᾶν ἄμεινον ἢ λαλεῖν ἃ μὴ πρέπει → it's better to keep silence than to say what's not appropriate (Menander)
English (Strong)
from עָקַב; in the original sense, a knoll (as swelling up); in the denominative sense (transitive) fraudulent or (intransitive) tracked: crooked, deceitful, polluted.