Synonyms and related words :
acting, active, adjectival, advantageous, adverbial, agential, agentival, agentive, appropriate, at work, attributive, banausic, behavioral, beneficial, commodious, conjunctive, copulative, correct, effective, effectual, efficacious, efficient, employable, essential, expedient, fitting, formal, functioning, glossematic, go, going, going on, good for, grammatic, handy, helpful, important, in exercise, in force, in hand, in operation, in play, in practice, in process, in the works, inaction, industrial, intransitive, linking, managerial, manipulational, neuropsychiatric, nominal, of general utility, of help, of service, of use, official, on foot, on the fire, ongoing, operating, operational, operative, participial, performing, postpositional, practicable, practical, practicing, pragmatical, prepositional, pro, professional, pronominal, proper, psychiatric, psychobiological, psychodynamic, psychogenic, psychological, psychoneurological, psychopathic, psychopathological, psychophysical, psychophysiological, psychosexual, psychosocial, psychosomatic, psychotic, running, serviceable, serving, structural, substantive, syntactic, tagmemic, technical, transitive, useful, utilitarian, verbal, vocational, working