1carp 
/ˈkɑɚp/ verb
carps; carped; carp·ing /ˈkɑɚp/ verb [no obj] : to complain in an annoying way
▪ He's always carping about his boss. ▪ He's tired of always being carped at by his critics.
▪ He's always carping about his boss. ▪ He's tired of always being carped at by his critics.
— carping noun [noncount]
▪ I'm tired of all his carping.
▪ I'm tired of all his carping.
— carping adjective
▪ carping critics
▪ carping critics
