愚痴は吐き出しちゃった方がいいよの英語

Stop grumbling.

You shouldn't complain because you'll look ugly.

He is a peevish man―a querulous man.

I don't want to hear any more of your complaining.

You have been good enough to listen to my long story.

I hate people who complain.

I don't want to hear any of your complaints.

You have been good enough to listen to my long story.

Sorry, I complained a lot.

I will listen to your complaints anytime.

I hate people who always complain.

I will listen to as many as your complaint as you desire.

I'm sick of listening to your complaints.

It is the height of folly to do such a thing.

It would be ill-advised to take such a step.

of a person, the characteristic of pigheadedness

It will be （to） your interest to remain silent.

It is the height of folly―folly itself―to do such a thing.

Excuse my interference, but I would advise you to give up the idea.

It is wise of you to keep silent.

You should quit smoking.

It is better left unsaid.

the state of being both mediocre and stupid

Better leave it unsaid.

Do not say such foolish things.

You had better negotiate with him in person―speak direct to him.

the state of being dull and ordinary

You had best keep silent.

Don't be a fool.

Though he may be a dunce, he must be aware of that.