| militant(adjective, character, personality, traits) |
| mobile(adjective, description, characteristics, features) |
| nimble(adjective, description, characteristics, features) |
| non-inert(adjective, action, conduct, behaviour) |
| non-passive(adjective, action, conduct, behaviour) |
| operating(adjective, action, conduct, behaviour) |
| operational(adjective, action, conduct, behaviour) |
| operative(adjective, action, conduct, behaviour) |
| peppy(adjective, description, characteristics, features) |
| perky(adjective, description, characteristics, features) |
| potent(adjective, action, conduct, behaviour) |
| powerful(adjective, action, conduct, behaviour) |
| radical(adjective, character, personality, traits) |
| sparky(adjective, description, characteristics, features) |
| spirited(adjective, description, characteristics, features) |
| sporty(adjective, description, characteristics, features) |
| sprightly(adjective, description, characteristics, features) |
| spry(adjective, description, characteristics, features) |
| tireless(adjective, character, personality, traits) |
| vigorous(adjective, description, characteristics, features) |