commitment; pledge; promise
相手から言質を取ってから契約に進んだ。
They proceeded with the contract after getting a commitment from the other party.
言質を与えないよう曖昧な返答をした。
They gave a vague reply to avoid making a commitment.
政治家は言質を取られまいと慎重に発言する。
Politicians speak cautiously to avoid being held to their words.