עֹרֵב

From LSJ

γέλως ἄκαιρος κλαυμάτων παραίτιος → ill-timed laughter causes tears (Menander)

Source

English (Strong)

or mowreb; from עָרַב; a raven (from its dusky hue): raven.
or Owreb; the same as עֹרֵב; Oreb, the name of a Midianite and of the cliff near the Jordan: Oreb.