practical

businesslike constructive down-to-earth efficient factual feasible functional possible practicable pragmatic rational reasonable sane sensible sober workable

applied both feet on the ground commonsensical doable empirical experimental handy hard-boiled implicit in action in operation matter-of-fact nuts and bolts operative orderly serviceable solid sound systematic unidealistic unromantic usable utile utilitarian virtual workaday working

excited impossible impractical inefficient irrational unattainable unfeasible unlikely unrealistic unreasonable unsound unworkable

incapable inexperienced unproficient unseasoned unserviceable unskilled untrained useless worthless

effective efficient sophisticated

accomplished cosmopolitan qualified seasoned skilled trained versed vet veteran working worldly worldly-wise

impotent ineffective weak

impossible impractical incapable inefficient inexperienced unfeasible unproficient unrealistic unseasoned unserviceable unskilled untrained unworkable useless worthless