complainer

词形变化：

名词: complainer | 动词过去式: complained | 动词过去分词: complained | 动词现在分词: complaining | 动词第三人称单数: complains |

同义词：

grumble | carp | moan | object | murmur | protest | criticize | whine | whinge | nitpick | nag | knock | squawk | kick | mutter | grouch | charge | gripe | clamor | fault | find | find fault | rail | accuse | plain | kvetch | quetch | sound off |

反义词：

cheer |

词义辨析：

同义参见:

critic

censor

cynic