exasperating

verb

1. (form-of, gerund, participle, present)present participle and gerund of exasperate

adj

1. That exasperates, infuriates, annoys or irritates

   “As a result, while the train was being shunted at Bombay, the buffers became locked, producing a situation most intriguing for the onlookers, but exasperating for the exalted passengers and the unhappy railway authorities.”