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

Poland also has over 86,000 places of refuge offering a lower level of protection such as basements, underground garages or subway stations, and catering for around 23 million people. — Arkansas Online, 3 Oct. 2026

The woman and her children lived in the nice part of the house and the foster girls — three to five at a time — ate dinner separately in the basement. — Joseph Shapiro, NPR, 3 Oct. 2026

The finished walk-out basement has space for an exercise room. — Wendy Bowman, Robb Report, 2 Oct. 2026

To control humidity levels in your garage or basement, Krutsinger recommends adding a desiccant pack or moisture-absorbing products near the storage area (not inside the seed). — Madeline Buiano, Martha Stewart, 27 Sep. 2026