Fuddy-duddy and Strait-laced

Fuddy-duddy noun - A person with old-fashioned ideas.

Strait-laced and fuddy-duddy are semantically related In some cases you can use "Strait-laced" instead an adjective phrase "Fuddy-duddy".

Strait-laced adjective - Exaggeratedly proper.

Fuddy-duddy and strait-laced are semantically related in goody-goody topic. Sometimes you can use "Fuddy-duddy" instead an adjective phrase "Strait-laced". informal substitute