ほろぼさないでください
uchihorobosanaide kudasai

Godan Verb (su)

A polite negative request ("please don't...") of 打ち滅ぼす

1. Don't destroy [it/him/her/them].; Don't annihilate [it/him/her/them].; Don't obliterate [it/him/her/them].

Negative
Polite
Request