みだ
midasu

Godan Verb (su)

1. to throw into disorder; to disarrange; to disturb (order, peace, etc.); to corrupt (public morals); to dishevel (hair)

Transitive
ちち わたくし楽観 らっかん みださないことにした。
chichiwa watashino rakkan'o midasanai kotoni shita
My father chose not to disturb my optimism.
Other forms: