prevent

过去式：prevented

过去分词：prevented

现在进行时：preventing

词形变化：

形容词: preventable | 名词: preventability | 动词过去式: prevented | 动词过去分词: prevented | 动词现在分词: preventing | 动词第三人称单数: prevents |

同义词：

preclude | stop | thwart | inhibit | block | avert | avoid | foil | check | put a stop to | nip in the bud | counteract | ward off | forbid | deter | hinder | prohibit | bar | keep | silence | help | discourage | abort | from | keep from | forestall | stem | obstruct | foreclose | hamper |

反义词：

let | permit |

词义辨析：

同义:

vt.阻止; 制止; 妨碍

prohibit

forbid

deter

preclude

stop

block

thwart

inhibit

hinder

keep from

同义参见:

discourage

avert

stem²

help

silence

bar

abort

反义:

vt.防止; 阻止

permit

allow

反义参见:

aid