sub-

Under, beneath.

Prefix

  1. Under, beneath.
    • subterranean
    • submarine
    • Contrarily, the prefix “sub-” doesn’t change meaning so much as it provides specificity, as seen in the difference between “title” and “subtitle.” - 2020 March 14, Lindsay del Valle, “36 Spanish Prefixes That Will...
  2. Subsidiary, secondary.
    • subplot
  3. Almost, nearly.
    • subconical
    • subequatorial

Origin

Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- From Latin sub- (“under”). Doublet of hypo-.

Synonyms

under- hypo- infra- pene- quasi-

Antonyms

super-