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Synonyms for

Underside

Noun / ˈʌndɜ:ˌsaɪd / Another word for underside — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

The underside is the bottom or lower side of something.

Synonyms & similar words

bottom undersurface bottom undersurface underbelly base underside belly foot ground sole floor foundation undersoil substratum nether depths lower beneath underneath beneath

Synonyms by register

Formal

inferior surface lower side base

Informal

bottom back undersurface

Literary

nether side underbelly

Antonyms

top upper surface exterior outside face

Common collocations

  • underside of the wing
  • underside of the leaf
  • underside of the table
  • underside of the boat
  • underside of the mushroom
  • underside of the object

Word family

noun underside
adjective underlying

Usage note

The word 'underside' refers to the bottom or lower surface of something. It is generally neutral in register.

Compare "underside" with another word →

Example sentences

  1. The underside of the car was covered in oil.
  2. The underside of the mushroom is where the spores are released.
  3. The turtle flipped over to expose its underside.
  4. The underside of the boat was painted blue.
  5. The underside of the bridge was covered in graffiti.

Quotes

  • There's a secret underside to every society.
  • The underside of a society is what makes it move.
  • The underside of power is always coercion.

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