>Software_Development

Phrases:

懊惱  ào nǎo

annoyed, vexed, upset

煩惱  fán nǎo

agonize, agony, annoyance, upset, vexation, worries

苦惱  kǔ nǎo

ail, annoy, distress, vexation, distressed, to be in misery

惱火  nǎo huǒ

(v) aggravate; annoy, (adj) annoying