Yes it is. Or you could use smart or intelligent
An antonym for "shimmering" is "dull." While "shimmering" describes a surface that reflects light in a bright and sparkling way, "dull" refers to a lack of brightness or shine. Other possible antonyms include "matte" or "bland."
An antonym for bright is dark.
A dull story
Dull, unimaginative.
dull, inconspicuous, drab,
bright intellligent sharp
The opposite for ordinary would be extra ordinary and opposite of dull could be bright
If you're talking about a gender difference, then the opposite is a bright girl. Otherwise the opposite of 'bright boy' is 'dull boy'
An antonym for "shimmering" is "dull." While "shimmering" describes a surface that reflects light in a bright and sparkling way, "dull" refers to a lack of brightness or shine. Other possible antonyms include "matte" or "bland."
An antonym for bright is dark.
dull
An antonym for sparkle is dullness.
The antonym for resonate is "dissociate" or "disconnect."
A dull story
Dull, unimaginative.
dull, inconspicuous, drab,
dull, boring, ordinary, plain tiresome, tedious, boring, dull, mind-numbing.