good at

ADJECTIVE

efficient

Synonyms

STRONGEST

able active adept adequate capable competent decisive dynamic economical effective energetic potent powerful productive profitable skilled skillful tough useful valuable

WEAK

accomplished adapted apt businesslike clever conducive deft economic effectual efficacious equal to experienced expert familiar with fitted good for handy masterly organized practiced proficient qualified ready saving shrewd systematic talented virtuous well-organized

Antonyms

STRONGEST

delicate fragile idle impotent inactive inadequate incapable incompetent ineffective inept lazy sluggish unable unskilled unskillful useless weak worthless

WEAK

helpless inefficient powerless

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"It wasn't good. Not good at all. I'd never seen anything like it. You see things like that in films, but never in real life," said Martin.

From Barron's • Jul. 11, 2026

Like a killer golf swing or rock-hard glutes, a perfect lawn is a way for people who make a living with their minds to prove they are good at something physical too.

From The Wall Street Journal • Jul. 9, 2026

If there is one thing the world’s oldest democracy is good at, it’s throwing Independence Day parties, hosting outdoor concerts, and filling out state fairs with charmingly schlocky entertainment and ice cream stands.

From Salon • Jul. 3, 2026

"We don't have robots that are nearly as good at understanding the physical world as a rat," says Yann LeCun, one of the leading figures in the world of artificial intelligence.

From BBC • Jul. 2, 2026

LaVerne said that Boomer was smart and good at sports—but not stuck up about it—and friendly, and two or three other normal things.

From "The Best School Year Ever" by Barbara Robinson

good at

Example Sentences

Related Words