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落す

to do

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Conjugation of 落す

This verb follows the godan conjugation pattern.
私/俺
Present informal tense
落す
otosu
I do
Present informal negative tense
落さない
otosanai
I don't do
Present formal tense
落します
otoshimasu
I do
Present formal negative tense
落しません
otoshimasen
I do not do
私/俺
Past informal tense
落した
otoshita
I did
Past informal negative tense
落さなかった
otosanakatta
I didn't do
Past formal tense
落しました
otoshimashita
I do
Past formal negative tense
落しませんでした
otoshimasen deshita
I did not do
私/俺
Imperative informal mood
落せ
otose
do
Imperative negative mood
落すな
otosu na
don't do
Imperative formal mood
落してください
otoshite kudasai
please do
Imperative formal negative mood
落さないでください
otosanai dekudasai
please do not do
私/俺
Te form - conjunctive stem
落して
otoshite
do
Passive stem
落される
otosareru
did
Hypothetical tense
落せ
otose
if I did
Hypothetical conditional stem
落せば
otoseba
did
私/俺
Volitional stem
落そう
otosō
will do
Potential stem
落せる
otoseru
did
Continuative stem
落し
otoshi
doing
Causative stem
落させる
otosaseru
allow to do
私/俺
Imperfective stem
落さ
otosa
do

Examples of 落す

まず、私は制御室に 入って 燃料棒の状態を確認、 冷却プールに 落さず

I need to get to the control room to see if I can figure out why the fuel rods aren't dropping down to the cooling pool to stop the reaction.