harbor is on the Basic English 850 List.
happy - harbor - hard

Other spellings change

Pronunciation change

Noun change

Singular
harbor

Plural
harbors

  1. (countable) A harbor is some water in a curve of land where it's safe for boats because there are no big waves.
    A ship in the harbor is safe -- but that is not what ships are for.

Verb change

Plain form
harbor

Third-person singular
harbors

Past tense
harbored

Past participle
harbored

Present participle
harboring

  1. (transitive) To provide a harbor or safe place for something or someone.
    The old docks once harbored all kinds of ships, but they have been closed for years now.
  2. (intransitive) To take refuge or shelter somewhere.
    The ships harbor in the bay during the winter months.
  3. (transitive) To hold onto an idea.
    Sam has harbored resentment against Joe since Joe got the job they both applied for.