Strong's G23 — ἀγανακτέω (verb)
aganakteo (ag-an-ak-teh'-o) v.
1. to be greatly afflicted
2. (figuratively) indignant
[from agan "much" and achthos "grief" (akin to the base of G43)]
KJV: be much (sore) displeased, have (be moved with, with) indignation 
See also: G43 
Occurrences: 7