v. 25B6; verb
ways to improve the service : MAKE BETTER, ameliorate, upgrade, refine, enhance, boost, build on, raise; informal tweak; formal meliorate.
communications improved during the 18th century : GET BETTER, advance, progress, develop; make headway, make progress, pick up, look up.
the dose is not repeated if patient improves : RECOVER, get better, recuperate, gain strength, rally, revive, get back on one's feet, get over something; be on the road to recovery, be on the mend, turn the corner, take a turn for the better.
resources are needed to improve the offer : INCREASE, make larger, raise, augment, supplement, top up; informal up, hike up, bump up.
worsen, deteriorate.
25A0; improve on SURPASS, better, do better than, outdo, exceed, beat, top, cap.