alleviate, assuage, mitigate, palliate, relieve, soothe — mampitony, manalefaka, manalemy - aid, help - regenerate, revitalize - enrich, fortify - build up, develop - turn around - help - upgrade - condition - correct, emend, grade, look over, look through, mark - amend, iron out, put right, straighten out — manarina - enhance - bushel, doctor, fix, furbish up, mend, recondition, repair, restore, touch on — manamboatra - reform — manatsara - reform - adorn, beautify, decorate, embellish, fancify, prettify — mandravaka - build - bring to perfection, hone, make perfect, perfect, put the finishing touches to, touch up — manatontosa - down, fine-tune, polish, refine — mandavorary - distill, make pure, purify, sublimate - fructify - lift, raise - advance - upgrade - educate, instruct, school — mamorona, manabe[Spéc.]

amelioration, betterment, melioration — fanatsarana, manamboatra, manatsara, mihatsara[Nominalisation]

improvable — azo atsaraina, mety mihatsara[QuiPeutEtre]

manatsara - améliorateur (fr)[Qui~]

improvement - addition, add-on, improver - better - do-gooder, humanitarian, improver - improvement, melioration[Dérivé]

ameliorate, better, improve, look up, meliorate[Domaine]

aggravate, exacerbate, exasperate, make worse, worsen — mampitombo, manamafy[Ant.]

ameliorate (v. trans.) • amend (v. trans.) • better (v. trans.) • improve (v.) • improve on  • manatsara  • meliorate (v.)