Synonyms of maintenance

maintenance

noun

ˈmānt-nən(t)s 

as in preservation

the act or activity of keeping something in an existing and usually satisfactory condition

I was hired to perform basic maintenance until the property could be sold

Synonyms & Similar Words

• preservation
• preserving
• upkeep
• conservation
• keep
• conserving
• sustentation
• care and feeding
• support
• conservancy
• sustaining
• protection
• custody
• defense
• guardianship
• safeguarding
• guarding
• safekeeping
• care

Antonyms & Near Antonyms

• neglect
• negligence
• disregard
• ignoring
• destruction
• injury
• damage
• inattention
• harm
• demolition
• dereliction
• ruin
• hurt
• ruination

Example Sentences

Recent Examples of maintenance

The partnership follows Fathom5’s success in Phase III of the Defense Innovation Unit’s NextMRO Prize Challenge, where the company demonstrated software that turned operational Navy maintenance data into applications designed for use by sailors. — Aamir Khollam, Interesting Engineering, 21 July 2026

The company behind the disk space analyzer TreeSize has irked some users by no longer offering support or updates for perpetual licenses beyond their maintenance period unless customers subscribe. — Scharon Harding, ArsTechnica, 21 July 2026

The self-cleaning function makes maintenance much easier, too, and helps to ensure excellent performance and a longer lifespan. — Bestreviews, Mercury News, 21 July 2026

Other tasks, like replacing your air filters or cleaning lingering odors after smoke exposure, are considered routine maintenance, which also is not usually covered. — Faith Wakefield, USA Today, 20 July 2026