goody goody
/ˈɡʊdi ˌɡʊdi/
noun
- A person who tries too hard to be good and please others, often in an annoying way.
- He's such a goody-goody — he never breaks a single rule.
- Nobody likes a goody-goody who tattles on everyone.
- The other kids called her a goody-goody because she always reminded the teacher about homework.
Antonyms
adjective
- Behaving in an excessively virtuous or obedient manner, often to gain approval.
- Her goody-goody attitude made her unpopular with the other students.
- The movie makes fun of goody-goody characters who are too perfect.
- I don't want to sound goody-goody, but I think we should follow the rules.