苛立いらだたしいいらだたしいConjugationMeanings1i-adjectiveirritating; frustratingDescribes a situation or person's behavior that makes one feel annoyed or impatient.彼かれの態たい度どは苛立いらだたしい。His attitude is irritating.この騒そう音おんは本ほん当とうに苛立いらだたしい。This noise is really frustrating.