Haughtily is a synonym of sniffily.
As adverbs the difference between haughtily and sniffily
is that haughtily is in a haughty manner with excessive or undeserved pride while sniffily is in a sniffy manner.
haughtily
English
Adverb
(
en adverb)
In a haughty manner. With excessive or undeserved pride.
- He haughtily demanded the best table, even though people looked and wondered who he was.
sniffily
English
Synonyms
* disdainfully
* haughtily