Muggy is a related term of drizzly.
As adjectives the difference between muggy and drizzly
is that muggy is humid, or hot and humid while drizzly is abounding with drizzle; drizzling.
muggy
English
Adjective
(er)
humid, or hot and humid.
Synonyms
* (of the weather) , oppressive, sultry
drizzly
English
Adjective
(er)
Abounding with drizzle; drizzling