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

That included a box of hatchets in the basement, one of which had a broken hilt and appeared to be used quite recently. — Alex Gurley, PEOPLE, 19 Sep. 2026

Mobile shelving In the season premiere, Reacher gets into a fight in the basement of Philadelphia’s gorgeous Parkway Central Library. — Bethy Squires, Vulture, 18 Sep. 2026

Although the house had running water at a downstairs sink and a water closet in the basement, there was no running water upstairs and no conventional bathroom. — Britt Hayes, Entertainment Weekly, 18 Sep. 2026

Officers found a pill press and a variety of other materials used to manufacture fentanyl pills in Willis' stash house basement. — Karma Sabbah, CBS News, 17 Sep. 2026