彼の言葉を信じちゃだめだよ。の英語

Don't trust what he says.

You can not believe a word he says.

You can't believe a word he says.

Don't believe what he says.

You cannot believe a word he says.

You can't believe a word he says.

I can't trust in his word.

You can not believe a word he says.

You can't believe a word he says.

Don't believe what he says.

It's silly of you to trust him.＝You're silly to trust him.

It's silly of you to believe him.

I cannot help believing what he says.

I believe whatever he says.

Don't be taken in by his words.

His words sound reasonable.

I cannot credit his story.

It is easy to understand what he is trying to say.

I disbelieve him [his story].

I cannot trust what he says.

Everything he says upsets me.

I am fed up with his excuse.

I don't quite believe what he says.

Don't trust his fair words.

I doubt the truth of his statement.

You can not take his statement on trust.

We are incredulous of his boast.

I don't wholly believe him.

give credence to his words

What he says is true in a sense.