〜もしない mo shinai
〜もしない(mo shinai)means “doesn't even (do) / not even bothering to”. Splits a verb to insert も for emphasis: take the ます-stem, add もしない to say someone 'does not even do X. Formation: V-ます形(ます除く)+ もしない(例:言いもしない/考えもしない)。肯定形は〜もする
doesn't even (do) / not even bothering to
N2Formation
V-ます形(ます除く)+ もしない(例:言いもしない/考えもしない)。肯定形は〜もする
Explanation
Splits a verb to insert も for emphasis: take the ます-stem, add もしない to say someone 'does not even do X.' It stresses that the action does not happen at all, often with a tone of criticism or surprise. The affirmative 〜もする means 'even does X'.
Examples
Note
Often used with 〜ず/〜ないで in sequences listing what someone fails to do (謝りもせず、見もしないで). The pattern can also appear as 〜もしないで.
FAQ
〜もしない — what does it mean and how is it used?
doesn't even (do) / not even bothering to. Splits a verb to insert も for emphasis: take the ます-stem, add もしない to say someone 'does not even do X.' It stresses that the action does not happen at all, often with a tone of criticism or surprise. The affirmative 〜もする means 'even does X'.
〜もしない — how do you form it?
V-ます形(ます除く)+ もしない(例:言いもしない/考えもしない)。肯定形は〜もする
〜もしない — any usage notes?
Often used with 〜ず/〜ないで in sequences listing what someone fails to do (謝りもせず、見もしないで). The pattern can also appear as 〜もしないで.