As adjectives the difference between bustiest and mustiest
is that bustiest is superlative of busty while mustiest is superlative of musty.
bustiest
English
Adjective
(head)
(busty)
busty
English
Adjective
(
er)
Having large breasts
- Cor blimey guv'nor, there's a busty blonde yonder!
Synonyms
* big-breasted, bosomy, buxom, full-bosomed, well-stacked
mustiest
English
Adjective
(head)
(musty)
musty
English
Adjective
(er)
Having a stale odor.
*, chapter=12
, title= Mr. Pratt's Patients
, passage=So, after a spell, he decided to make the best of it and shoved us into the front parlor.