Topic: ODOURS
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| Date: | 1500-1600 |
| Origin: | Perhaps from moisty 'wet' (15-19 centuries), from moist; influenced by MUST22 |
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must‧y
CO a musty room, house, or object has an unpleasant smell, because it is old and has not had any fresh air for a long time : 
the musty smell of old books
the musty smell of old books
