gripe 
/ˈgraɪp/ verb
gripes; griped; grip·ing /ˈgraɪp/ verb informal : to complain about something [no obj] ▪ All of the workers were griping about the new regulations. [+ obj] ▪ The students griped that they had too much homework.
— gripe noun, plural gripes [count]
▪ I'm sick of listening to their gripes. [=complaints]
▪ I'm sick of listening to their gripes. [=complaints]
