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have vowed

  • present perfect
    of vow.
    vow
    noun
    a solemn promise, pledge, or personal commitment.

Example Sentences

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Such an agreement would likely spur an industrywide price war and fierce competition for customers — the main reason why the biggest three operators have vowed not to ink this sort of partnership.

From MarketWatch Jul. 25, 2026

Pocock and his supporters, meanwhile, have vowed to continue with their campaign.

From BBC May 6, 2026

Many major designers have vowed to stop using it, including Prada, Michael Kors and Saint Laurent.

From Barron's Apr. 24, 2026

Keeping the strait closed can damage its own exports, and Gulf states have vowed to resist its tollbooth plans.

From The Wall Street Journal Apr. 10, 2026

I have vowed to become worse than my rivals.

From "The Cruel Prince" by Holly Black