G0795
ἀστοχέω
to deviate
ἀστοχέω, -ῶ (στόχος, a mark), [in LXX: Sir.7:19 8:9 * ;] to miss the mark, fail: with genitive, 1Ti.1:6 (so in π., MM, see word); before περί, 1Ti.6:21, 2Ti.2:18.† (AS)
Full Thayer's lexicon entry
ἀστοχέω — astochéō
ἀστοχέω, ἀστόχω: 1 aorist ἠστόχησα; (to be ἄστοχος, from στόχος a mark), to deviate from, miss (the mark): with the genitive (Winer's Grammar, § 30, 6), to deviate from anything, 1Ti 1:6 (Sir 7:19 Sir 8:9); περί τί, 1Ti 6:21; 2Ti 2:18. (Polybius, Plutarch, Lucian, (others).)
3 occurrences
I Timothy (2), II Timothy (1)