As an adverb gallantly
is in a gallant or gentlemanly manner; with social graces.
As a noun gallantry is
courage.
gallantly
English
Adverb
(
en adverb)
In a gallant or gentlemanly manner; with social graces.
gallantry
English
Noun
(gallantries)
courage
chivalrous courtliness, especially towards women
an instance of gallant behaviour or speech