| hand at(expression, smart, skilled, clever, able) |
| handy(adjective, smart, practical, expert, skilled) |
| hardened(skilled, experienced, seasoned) |
| having something on the ball(expression, idiom, familiar, knowledgeable, skilled) |
| hep(adjective, familiar, knowledgeable, skilled, aware) |
| hep to(expression, adjective, cool, sensible, familiar) |
| highbrow(knowledgeable, experienced, cultured, educated, enlightened) |
| hip to(expression, adjective, cool, sensible, familiar) |
| hoary(tired, gray, mature, aged, older) |
| hot(expert, skilled, capable, skillful, adroit) |
| hotshot(expert, skilled, capable, skillful, adroit) |
| impaired(tired, gray, mature, aged, older) |
| in on(expression, adjective, cool, sensible, familiar) |
| in the picture(expression, adjective, idiom, sensible, knowledgeable) |
| in touch(expression, adverb, informed, up-to-date, abreast) |
| inactive(tired, gray, mature, aged, older) |
| infirm(tired, gray, mature, aged, older) |
| instructed(familiar, knowledgeable, skilled, qualified, informed) |
| into(smart, familiar, knowledgeable, skilled, informed) |
| inured(skilled, experienced, seasoned) |