英和和英

the degree to which something is difficult to forget

the condition of being difficult to forget

a memorable event

be unable to remember

in a memorable manner

I can't remember.

I'm drawing a blank

to be forgotten―pass out of mind―pass out of one's memory―fade from one's memory―escape one's memory―slip one's memory―fall into oblivion―be buried in oblivion

My memory fails me.

How can I forget those days?

I can't remember.

try to forget

I can't forget about you.

indelible memories

will never forget

to forget to turn the light off

I can't remember it.

impossible to forget

to forget

to suddenly forget something not be able to remember it no matter how hard a person tries

a haunting elusive odor

to forget something

to forget oneself―lose oneself （in admiration）―be lost （in admiration）―be absorbed （in study）―be engrossed （in one's business）―be beside oneself （with joy or grief）

My mind is a blank.

I'll never forget.

Never forget it!

a grudge one is unable to forget

Be ever present to your mind

You are ever present to my mind.

to forget completely