にだまされた

was deceived by

→ に
phrase Uncommon #9,926
was deceived by に marks the person or thing that did the deceiving.
JA: 私は友人にだまされた。
EN: I was deceived by a friend.

非常に沢山の人々がその広告にだまされた。

A huge number of people were fooled by that advertisement.

彼の外見にだまされた。

I was fooled by his appearance.

彼は彼女のうわべだけの好意にだまされた。

He was deceived by her superficial affection.

彼女は友人にだまされた。

She was deceived by her friend.

たくさんの人々がその広告にだまされた。

Many people were deceived by that advertisement.

私は、友人だと思っていた人にだまされた。

I was deceived by someone I thought was my friend.

彼女はセールスマンにだまされた。

She was deceived by the salesman.

私は親友だと思っていた男にだまされた。

I was betrayed by a man I thought was my best friend.

私は彼女の様子にだまされた。

I was fooled by the way she acted.

彼は彼女の無邪気な外見にだまされた。

He was deceived by her innocent appearance.

その老人はセールスマンにだまされた。

The old man was deceived by the salesman.

私は彼女の約束にだまされた。

I was deceived by her promise.