Present, Future 忘る, 忘ります [does], will [do] 忘らない, 忘りません doesn't [do], will not [do] Past 忘った, 忘りました [did] 忘らなかった, 忘りませんでした didn't [do] Te-form, Continuative 忘って, 忘りまして 忘らないで, 忘りませんで 忘らなくて Progressive 忘っている, 忘っています [doing], to be [doing] 忘っていない, 忘っていません not [doing] Volitional 忘ろう, 忘りましょう let's [do]!, I/we will [do], I/we intend to [do] 忘るまい, 忘りますまい I will not [do], I do not intend to [do] Imperative 忘れ, 忘りなさい [do] ! 忘るな, 忘りなさるな don't [do] ! Request 忘ってください please [do] 忘らないでください please don't [do] Provisional 忘れば if X [does], if X [is ~] 忘らなければ if X doesn't [do], if X [is not ~] Conditional 忘ったら, 忘りましたら if X were to [do], when X [does] 忘らなかったら, 忘りませんでしたら if X weren't to [do], when X doesn't [do] Potential 忘れる, 忘れます be able to [do], can [do] 忘れない, 忘れません not be able to [do], can't [do] Passive, Respectful 忘られる, 忘られます is [done] (by ...), will be [done] (by ...) 忘られない, 忘られません isn't [done] (by ...), will not be [done] (by ...) Causative 忘らせる, 忘らせます makes/will make (someone) [do] 忘らせない, 忘らせません doesn't/won't make (someone) [do] Causative passive 忘らせられる, 忘らせられます is made/will be made to [do] (by someone) 忘らせられない, 忘らせられません isn't made/won't be made to [do] (by someone) ~たい form 忘りたい want to [do] 忘りたくない don't want to [do]