Verb
To give utterance to expression of grief, pain, censure, regret. etc.; to lament; to murmur; to find fault; -- commonly used with of. Also, to creak or squeak, as a timber or wheel.
To make a formal accusation; to make a charge.
To lament; to bewail.
Source: Webster's dictionaryNever should we complain about our parents. They have given us life. And perhaps everything they had. Source: Internet
Don't complain about the snow on your neighbor's roof when your own doorstep is unclean. Confucius
If the laws could speak for themselves, they would complain of the lawyers in the first place. George Savile, 1st Marquess of Halifax
You can't complain about the sea if you suffer shipwreck for the second time. Icelandic Proverb
Everyone complains about a lack of money, but none complain about a lack of brains. Jewish Proverb
Complain to someone who can help you. Serbian Proverb