List of serviceable synonyms and serviceable related words.
advantageous, agential, agentival, agentive, aidful, aiding, appropriate, assisting, banausic, beneficial, commodious, conducive, constructive, contributory, durable, employable, expedient, facilitating, favoring, fitting, forwarding, functional, functioning, furthersome, good for, handy, helpful, instrumental, intermediary, long-lasting, mediating, mediatorial, ministerial, ministering, of general utility, of help, of service, of use, operating, operative, positive, practicable, practical, pragmatical, profitable, promoting, proper, remedial, salutary, subservient, therapeutic, tough, usable, useful, utilitarian, workable, working