G0023
ἀγανακτέω
be indignant
ἀγανακτέω, -ῶ (ἄγαν, much, ἄχομαι, to grieve), [in LXX: Wis.5:22, 12:27, Da TH Bel 28, 4Ma.4:21 * ;] to be indignant: Mat.21:15, 26:8, Mrk.10:14, 14:4; before περί, Mat.20:24, Mrk.10:41; before ὅτι, Luk.13:14 (see MM, VGT, see word).† (AS)
Full Thayer's lexicon entry
ἀγανακτέω — aganaktéō
ἀγανακτέω, (ῶ; 1 aorist ἠγανάκτησα; (as πλεονεκτέω comes from πλοενέκτης, and this from πλέον and ἔχω, so through a conjectural ἀγανάκτης from ἄγαν and ἄχομαι to feel pain, grieve (others besides)); to be indignant, moved with indignation: Mat 21:15; Mat 26:8; Mar 10:14; Mar 14:4; περί τίνος (cf. with § 33 a.), Mat 20:24; Mar 10:41; followed by ὅτι, Luk 13:14. (From Herodotus down.)
7 occurrences
Matthew (3), Mark (3), Luke (1)