G0577
ἀποβάλλω
to throw away
ἀπο-βάλλω [in LXX: Isa.1:30 (נָבֵל) and elsew. without Heb. equiv. ;] to throw off: Mrk.10:50; metaphorically, to lose, let go (Field, Notes, 231 f.; MM, see word): Heb.10:35.† (AS)
Full Thayer's lexicon entry
ἀποβάλλω — apobállō
ἀποβάλλω: 2 aorist ἀπέβαλον; (from Homer down); to throw off, cast away: a garment, Mar 10:50. Tropical, confidence, Heb 10:35.
2 occurrences
Mark (1), Hebrews (1)