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I'm sorry; my apologies; excuse me; pardon me
may I come in?
permission; leave; license
dismissal; discharge
not wanting; objecting to; being fed up with; wishing to avoid
遅れて御免なさい、渋滞にはまりました。
Sorry I'm late, there was traffic.
御免、その件はすっかり忘れていました。
Sorry, I had forgotten about that.
約束を忘れていた。御免、本当に悪い。
I forgot about our appointment. Sorry, that was really bad of me.