maintenance

noun

1 the maintenance of law and order:

preservation, conservation, continuation, continuance, continuity, keeping up, carrying on, prolongation, perpetuation.

▷antonyms breakdown.

2 a water softener requires regular servicing and maintenance:

upkeep, service, servicing, repair(s);

improvement, care, aftercare.

▷antonyms neglect.

3 the maintenance and education of his children:

nurture, feeding, life support;

financing, supporting, support, keeping, upkeep;

rare sustentation, alimentation, appanage, corrody.

▷antonyms neglect.

4 absent fathers are forced to pay maintenance:

financial support, child support, alimony, provision, allowance, keep, upkeep, subsistence, living expenses.

maintenance Oxford Dictionary of English