In a gallant manner, gentlemanly, with social graces.(adverb)
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Use "gallantly" in a sentence
"Nadi defended the provincial title gallantly despite the odds stacked them silencing the rugby pundits who had predicted a Nadroga victory."
""How is that?" he asked, "_I_ knew _you_ from your photograph -- once seen not to be forgotten again," gallantly -- "but how should you know me?""
""gallantly," as was indeed to be expected in a country whose chief industry was fishing and which was so admirably surrounded by natural bays and harbors."