תַּנִּין

From LSJ

Καὶ τῶν λεγόντων εὖ καλὸν τὸ μανθάνειν → It is a fine thing to learn from those who speak well

Sophocles, Antigone, 722

English (Strong)

or tanniym (Ezek. 29:3); intensive from the same as תַּנִּים; a marine or land monster, i.e. sea-serpent or jackal: dragon, sea-monster, serpent, whale.