proficient
skilled or competent
Roots
- fac / fic / fact: do or make
- pro-: forward, forth, outward, or in favor of
Other words with the fac / fic / fact root
- affectation: an artificial display meant to impress
- artificial: made by humans; not natural
- benefactor: person who gives help, money, or support
- beneficent: doing good or producing benefit
- beneficial: helpful or producing good effects
- certify: to confirm officially as true
- effect: a result or outcome
- efficacious: effective; producing the intended result
Proficient keeps the making-progress idea: skill built by doing.
She became proficient at spotting trap answers.