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 walls and basement were framed in such a way that venting the range hood became challenging. — Jenny Hughes, The Spruce, 13 Aug. 2026

Siddharth’s body was found on the first floor; Venkatesan’s was found in the basement. — David K. Li, NBC news, 13 Aug. 2026

The district also saw some branches down, and water in Freeman Elementary’s basement that has since been addressed, officials said. — Addison Wright, Chicago Tribune, 12 Aug. 2026

Falling leaves, pine needles and shutter grit can quickly block your drainage system, leading to water overflow, foundation damage, basement flooding and roof rot. — Nick Perry, USA Today, 12 Aug. 2026