imperturbability
词形变化：
副词: impertinently |
同义词：
impudent | saucy | pert | extraneous | contemptuous | discourteous | insolent | cheeky | disrespectful | impolite | brazen | brash | rude | forwards | or | forward | irreverent | fresh | overbold | sassy | wise | smart | immaterial | orthogonal |
反义词：
词义辨析：
同义参见:
poise
nonchalance