控え目に言っても彼はちょっと軽率だった。の英語

He was rather careless to say the least.

He committed a grave imprudence.

Even the merest little thing irritated him.

He was definitely very tired to make such a mistake.

He thought that he was quite irresponsible.

He had a slight edge on his opponent.

He took great care, yet he made a mistake.

He is a little light for a sumo wrestler.

He said, "I felt ill, but I am all right."

He was severely told off, and rightly so.

He talked slightly slower.

This mistake is due to his carelessness.

He made an error, as he often does.

As is often the case with him, he made a mistake.

He nearly went mad with vexation―（他動詞構文にすれば）―Vexation nearly drove him mad.

He is a real motherfucker.

He turned out to be nothing but a liar.

He put me off with a vague answer.

He spoke with a suggestion of sarcasm in his voice.

He was, which was rare for him, in a bad temper.

It is clear that he has made a big mistake.

His apparent anger proved to be only a joke.

He was very careful for fear he should make a mistake.

The trunk was too heavy for him to manage.

He shivered a little in spite of himself.

I said a little to much about him.

It seems he was guilty of making a foolish mistake.

He told the truth, otherwise he would have been punished.

I thought that he was very suspicious.

It was obvious that he was lying.