tempter

noun
UK /ˈtɛmptə/
US /ˈtɛmptər/

A tempter is someone who tries to get you to do something you know you should not do.

The little voice in his head was a tempter, urging him to eat the last cookie.


OTHER MEANINGS

2. In stories, a tempter is a character or creature that tries to make a hero do wrong.

In the fairy tale, the sly fox was a tempter who tricked the villagers.

3. A tempter can be a thing that makes something bad seem very appealing.

The warm, cozy bed was a tempter on a cold school morning.

4. In religious writing, the Tempter is a name for the devil who tries to lead people into sin.

The old book warned that the Tempter comes when people are weakest.