No, they are antonyms.
A synonym of valour would be bold, courageous, or brave.
Bold Fearless Valiant
the synonym of confident is bold while the antonym is afraid
Brave, heroic, and chivalrous are synonyms for gallant.
In the slang term (ie "that beard is epic", "what an epic show", etc), yes. But if you look at the actual definition, no. Try heroic or bold.
inhibited, temperate, modest, sober, ascetic
bold or honest
A synonym of valour would be bold, courageous, or brave.
brave deeds
Bold, loud
Bold Fearless Valiant
the synonym of confident is bold while the antonym is afraid
Brave, heroic, and chivalrous are synonyms for gallant.
A few of its synonyms are: audacious, bold, brash, saucy, sassy, insolent, and cocky.
Inhibiting an enzyme responsible for constructing the cell wall.
fearless, courageous, brave, bold, dauntless
Bold, Brave Courageous Whenever I need to find synonyms, I go on Microsoft Word, type in the word, right click, then hit synonyms. :)