| copacetic(skillful, meritable, slighty) |
| crafty(adjective, keen, smart, shrewd, perceptive) |
| critical(adjective, fast) |
| discriminating(adjective, fast) |
| doable(undemanding, promiscuous, realizable) |
| easily done(expression, undemanding, promiscuous, realizable) |
| easily moved(expression, undemanding, promiscuous, realizable) |
| easy(undemanding, promiscuous, realizable) |
| eggheaded(smart, skillful, nimble-witted) |
| fab(skillful, meritable, slighty) |
| facetious(adjective, smart, bright, intelligent, brilliant) |
| facile(undemanding, promiscuous, realizable) |
| fast |
| fast talk(expression, undemanding, promiscuous, realizable) |
| feasible(undemanding, promiscuous, realizable) |
| fireball(smart, skillful, nimble-witted) |
| first class(expression, skillful, meritable, slighty) |
| flipper(undemanding, promiscuous, realizable) |
| friendly(adjective, open, sympathetic, sensitive, accessible) |
| gifted(adjective, ready, quick, skilled, competent) |