complain
to say you are unhappy about something /kəmˈpleɪn/
advice
suggestions about what to do /ədˈvaɪs/
repair
to make something broken work again /rɪˈpeər/
emergency
a serious unexpected situation /ɪˈmɜː.dʒən.si/
Examples
"I want to complain about the food."
"Can you give me some advice?"
"They will repair the road."
"Call 112 in an emergency."