Definition: enter into a contractual arrangement
Synonyms: undertake, guarantee
Definition: promise to do or accomplish
Usage: guarantee to free the prisoners
Synonyms: undertake, set about, attempt
Definition: enter upon an activity or enterprise
Similar words: initiate, pioneer
Definition: take the lead or initiative in; participate in the development of
Usage: This South African surgeon pioneered heart transplants
Synonyms: take in charge, undertake
Definition: accept as a charge
Similar words: consent, accept, go for
Definition: give an affirmative reply to; respond favorably to
Usage: I cannot accept your invitation; I go for this resolution
Synonyms: tackle, take on, undertake
Definition: accept as a challenge
Usage: I'll tackle this difficult task
Similar words: face, face up, confront
Definition: deal with (something unpleasant) head on
Usage: You must confront your problems; He faced the terrible consequences of his mistakes