stuffy.

1. Unpleasantly warm or stale because fresh air is lacking.

2. Excessively formal, conventional, or resistant to change.

Use it for

Words that belong together

• stuffy office
• stuffy compartment

On the page

The stuffy compartment smelled of wet coats.

Usage notes

Primary category: setting / environment. Forms: Comparative more stuffy; superlative most stuffy when comparison is meaningful. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: setting, description. Commonness: moderately common.