the.com/brilliant
So bright it borders on rude to the dimmer minds present.
means Exceptionally clever, impressive, or dazzlingly bright — whether a mind, an idea, or a light.
from From French brillant, present participle of briller, to shine, traced to Latin beryllus — the beryl gemstone whose glint named the glow.
Gem rootsOnce meant literal sparkle, like a cut diamond.
British shrugIn the UK, often just means fine, thanks.
Beryl familyEmeralds and aquamarines are technically brilliant cousins.