1.   The room was warm and smelt musty.

2.   The high velvet shoulder of his doublet smelt musty as though it had been lying in a trunk for centuries.

3.   It smells musty in here.

4.   If the quilt just smells musty, try airing it by spreading it on a bed in a room with fans blowing.

5.   Q. My house feels very humid in the warm season and smells musty.

6.   The house smelled musty.

7.   The mementos smell a little musty.