irritating; aggravating; upsetting; maddening; infuriating; exasperating; provoking
約束を破られて腹立たしい。
I'm infuriated that a promise was broken.
彼の無責任な言動が腹立たしかった。
His irresponsible behavior was infuriating.
腹立たしくて何も言えなかった自分が情けない。
I feel pathetic for not being able to say anything out of frustration.