frustrating

词形变化：

副词: frustratingly | 名词: frustrater | 动词过去式: frustrated | 动词过去分词: frustrated | 动词现在分词: frustrating | 动词第三人称单数: frustrates |

同义词：

thwart | foil | defeat | aggravate | scotch | prevent | stop | block | hinder | obstruct | stymie | discourage | exasperate | abort | impede | irritate | intervene | upset | spite | disturb | ward | annoy | bother | vex | overcome | embarrass | spoil | ruin | baffle | balk | rag | cross | queer | crucify | bedevil | bilk | torment | dun |

反义词：

accomplish | fulfill | encourage |