Synonyms of basement

basement

noun

ˈbās-mənt 

1

as in cellar

a room or set of rooms below the surface of the ground

we store our bicycles in the basement during the winter

Synonyms & Similar Words

• cellar
• vault
• bunker
• foundation
• cellarage
• crawlway
• hold
• storm cellar
• cyclone cellar

2

as in bottom

the lowest part, place, or point

the basement of the outdoor fountain needs a lot of restoration work

Synonyms & Similar Words

• bottom
• foot
• base
• foundation
• bed
• bedrock
• basis
• ground
• seat
• rock bottom
• nadir
• groundwork
• keystone
• underpinning

Antonyms & Near Antonyms

• top
• head
• vertex
• peak
• height
• apex
• summit
• pinnacle
• climax
• tip
• crest
• culmination
• zenith
• meridian
• tip-top
• acme

Example Sentences

Recent Examples of basement

The main shutoff is typically located where the water service enters the home—often in the basement, garage, utility room, crawl space, or near the outdoor water meterbefore the plumbing branches throughout the house, Mansfield explains. — Olivia McIntosh, Martha Stewart, 24 July 2026

Bathrooms, basements and other wet areas need plenty of ventilation to prevent mold and mildew. — Dr. Lauren Zajac, Boston Herald, 19 July 2026

Many tourists treat books as a selfie backdrop or a vacation souvenir—but there, in the basement, they may be moved to actually crack a book open. — Sophia Nguyen, The Atlantic, 18 July 2026

Yeimi Gabriel Reyes, was shot in the head in the basement level of M Lounge Restaurant on Jerome Ave. — Julian Roberts-Grmela, New York Daily News, 18 July 2026