HomeVerbsJLPT N1閉口する

閉口する

へいこうする · heikou suru
JLPT N1Suru verb, Intransitive verb, Noun, Na-adjective

to be stumped, to be at a loss, to be at one's wits' end, to be nonplussed

Present tenseJapanese
Plain
Polite
Negative
Polite negative
Past tenseJapanese
Plain
Polite
Negative
Polite negative

Te forms

FormJapanese
Te-form
Te + iru (ongoing)
Te + aru (resultant)
Te + oku (preparation)
Te + shimau (completely)

Advanced forms

Potential (can do)Japanese
Affirmative
Negative
Past
Past negative
Volitional (let's do / will do)Japanese
Plain
Polite
Imperative (command)Japanese
Affirmative
Negative
Conditional (if / when)Japanese
Affirmative
Negative
Causative (make / let someone do)Japanese
Affirmative
Negative
Past
Past negative
Passive (be done by someone)Japanese
Affirmative
Negative
Past
Past negative
Causative-passive (be made to do)Japanese
Affirmative
Negative

Example sentences

I'm stumped with this problem