Goody-goody and Stick-in-the-mud

Goody-goody adjective - Affectedly or smugly good or self-righteous.

Stick-in-the-mud and goody-goody are semantically related. in starchy topic. In some cases you can use "Stick-in-the-mud" instead the phrase "Goody-goody" as an adjective or a noun.

Stick-in-the-mud adjective - (used pejoratively) out of fashion; old fashioned.

Goody-goody and stick-in-the-mud are semantically related. Sometimes you can use "Goody-goody" instead the phrase "Stick-in-the-mud" as a noun or an adjective.