noun

commitment

A firm promise, responsibility, or dedication to something.

She shows her commitment to the team by practicing daily.

Etymology

Latin committere could mean to entrust. Commitment applies that handing-over idea to a promise or responsibility, placing one’s effort, loyalty, or future conduct in the service of something.

More examples

  • We make a commitment to finish the project by Friday.
  • I cannot stay late because I have another commitment.
  • Learning a new language takes time and commitment.

Forms

commitment · commitments

commit verb — To promise or dedicate oneself to something.

committed adjective — Dedicated to a cause or responsibility.

Similar words

promise
Emphasizes an assurance given rather than ongoing dedication.
obligation
Emphasizes a duty, whether freely chosen or externally imposed.
dedication
Emphasizes sustained effort and loyalty rather than a specific promise.