uncertain

形容词比较级：more uncertain

形容词最高级：most uncertain

词形变化：

副词: uncertainly | 名词: uncertainness |

同义词：

unsure | doubtful | changeable | precarious | speculative | unpredictable | insecure | undecided | ambiguous | questionable | erratic | confused | flighty | bewildered | debatable | risky | dubious | fickle | adrift | equivocal | contingent | dispossessed | adventurous | conjectural | irresolute | hazy | capricious | vague | hesitant | indecisive | tentative | in doubt | indeterminate | inexact | undefined | indefinite | unclear | unreliable | unsettled | ambigous | unsealed | incertain |

反义词：

certain |

词义辨析：

同义:

a.不定的; 不确定的

doubtful

unsure

speculative

changeable

unpredictable

insecure

precarious

同义参见:

questionable

erratic

equivocal

conjectural

confused

undecided

dubious

ambiguous

dispossessed

risky

irresolute

adventurous

capricious

flighty

adrift

fickle

debatable

hazy

confused

contingent

bewildered

反义:

a.不定的; 不安的

certain

反义参见:

safe

evident

confident

sure