This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Troubling the nerves or peace of mind, as by repeated vexations: a provoking delay at the airport.

v. Present participle of provoke.

adj. Having the power or quality of exciting resentment; tending to awaken passion or vexation.

Having the power or quality of exciting resentment; tending to stir up passion; irritating; vexatious: as, provoking words; provoking treatment.

adj. causing or tending to cause anger or resentment

"They were a major catalyst in provoking the other tribes to resist the Spanish settlement and exploitation of Indian lands."

provocative   

irritating   

provoke   

antismoking    broking    choking    cloaking    coking    croaking    evoking    invoking    joking    non-smoking