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開く
空く
明く
Readings
あく aku
English
Godan verb with 'ku' ending Intransitive verb esp. 開く to open (e.g. doors) Godan verb with 'ku' ending Intransitive verb esp. 開く to open (e.g. business, etc.) Godan verb with 'ku' ending Intransitive verb esp. 空く to be empty Godan verb with 'ku' ending Intransitive verb esp. 空く to be vacant, to be available, to be free Godan verb with 'ku' ending Intransitive verb esp. 明く to be open (e.g. neckline, etc.) Godan verb with 'ku' ending Intransitive verb esp. 明く to have been opened (of one's eyes, mouth, etc.) Godan verb with 'ku' ending Intransitive verb esp. 明く to come to an end Godan verb with 'ku' ending Transitive verb esp. 明く to open (one's eyes, mouth, etc.) Godan verb with 'ku' ending Intransitive verb See also: 穴が開く to have a hole, to form a gap, to have an interval (between events)
Present, Future 開く, 開きます [does], will [do] 開かない, 開きません doesn't [do], will not [do] Past 開いた, 開きました [did] 開かなかった, 開きませんでした didn't [do] Te-form, Continuative 開いて, 開きまして 開かないで, 開きませんで 開かなくて Progressive 開いている, 開いています [doing], to be [doing] 開いていない, 開いていません not [doing] Volitional 開こう, 開きましょう let's [do]!, I/we will [do], I/we intend to [do] 開くまい, 開きますまい I will not [do], I do not intend to [do] Imperative 開け, 開きなさい [do] ! 開くな, 開きなさるな don't [do] ! Request 開いてください please [do] 開かないでください please don't [do] Provisional 開けば if X [does], if X [is ~] 開かなければ if X doesn't [do], if X [is not ~] Conditional 開いたら, 開きましたら if X were to [do], when X [does] 開かなかったら, 開きませんでしたら if X weren't to [do], when X doesn't [do] Potential 開ける, 開けます be able to [do], can [do] 開けない, 開けません not be able to [do], can't [do] Passive, Respectful 開かれる, 開かれます is [done] (by ...), will be [done] (by ...) 開かれない, 開かれません isn't [done] (by ...), will not be [done] (by ...) Causative 開かせる, 開かせます makes/will make (someone) [do] 開かせない, 開かせません doesn't/won't make (someone) [do] Causative passive 開かせられる, 開かせられます is made/will be made to [do] (by someone) 開かせられない, 開かせられません isn't made/won't be made to [do] (by someone) ~たい form 開きたい want to [do] 開きたくない don't want to [do]