"Mustily" is a word in ENGLISH

abhung a musty and flat in smell: damp clothing, rice, sweet potatoes, salted fish, et al. v [B; b6] be, …

agóp-op - Mouldiness, mustiness, mould. Also used as a verb. Iníng tinápay may agóp-op or ginaagóp-op. This bread is mouldy. …

agóp-opón - Musty, mouldy, mildewy, mildewed. agós-os, A kind of snail similar to tamburukò and tibótíbo.

alámag - (H) Must, mould, mustiness, mouldiness, mildew. (cf. agóp-op).

alamágon - (H) Musty, mouldy, mildewy. (cf. alámag; agóp-opón id.).

apíhis - Maggot, larva, worm, grub, especially that kind bred in putrid meat, musty flour and other food-stuffs.

adj. /NA-/ spoiled, putrefied; sour, acidic; musty, rancid: said of foods. Nabangles daytoy inapoyen. This boiled rice is already spoiled.

Fustiness; mustiness.

Fusty; musty.

Fetid, musty; rank; disordered and offensive to the smell or sight; slovenly; dingy. See Frowzy.

Musty. rancid; as, frowy butter.

A fusty state or quality; moldiness; mustiness; an ill smell from moldiness.

A strong, musty smell; mustiness.

Moldy; musty; ill-smelling; rank.

Musty; moldy; stale.

To become moldy or musty.

Moldy; musty.

Moldy; mossy; musty.

Musty; moldy; slimy; mucous.

To make musty; to become musty.