| adventuresome(adjective, careless, wild, bold, thoughtless) |
| affable |
| amenable(mild, relaxed, tolerant, laid-back, permissive) |
| any old way(expression, idiom, careless, casual, thoughtless) |
| any way(expression, soft, tolerant, slack, lenient) |
| any which way(expression, idiom, careless, wild, casual) |
| apathetic |
| asleep on job(expression, soft, tolerant, slack, lenient) |
| behindhand(soft, tolerant, slack, lenient, remiss) |
| blase |
| blithely unconcerned |
| blithesome(adjective, feature, state, trait) |
| bouncy(adjective, feature, state, trait) |
| broad(soft, tolerant, slack, lenient, remiss) |
| bubbly(adjective, feature, state, trait) |
| buoyant(adjective, feature, state, trait) |
| capricious(adjective, free, careless, wild, foolish) |
| caught napping(expression, careless, bold, thoughtless, wary) |
| changeable(adjective, free, wild, reckless, outrageous) |
| cheerful(adjective, feature, state, trait) |