כָּעַס

From LSJ

Τα βιβλία τα παρά των ξένων επαίδευε τους εν τη αγορά ανθρώπους, τους Ομήρου φίλους → The others' books educated the people in the marketplace, the friends of Homer.

Source

English (Strong)

a primitive root; to trouble; by implication, to grieve, rage, be indignant: be angry, be grieved, take indignation, provoke (to anger, unto wrath), have sorrow, vex, be wroth.