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

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adj. Having or showing courage and spirit in trying circumstances. See Synonyms at brave.

adj. Having or showing pluck, courage or spirit in trying circumstances.

adj. Having pluck or courage; characterized by pluck; displaying pluck; courageous; spirited.

Possessing pluck, or spirit and courage; spirited; courageous.

In photography, clear and bright: said of a negative or print. Gelatinobromide papers for contact-printing are so designated.

Capable of being plucked; fracturing easily along certain planes: as, a plucky rock. See plucking.

adj. marked by courage and determination in the face of difficulties or danger; robust and uninhibited

adj. showing courage

"From the New York Times: It is the time of year when bedtime stories and television specials often recall the plucky reindeer and the little girl of Whoville who managed to save Christmas."

spirited   

pluckiest    pluckier   

pluckily    pluckiness   

courageous    spirited    brave    feisty    spunky   

Chuckie    Kentucky    Truckee    bucky    chuckie    luckie    lucky    mucky    unlucky    yucky   

resourceful    gallant    good-hearted    high-spirited    enterprising    intrepid    undaunted    self-reliant    self-sacrificing    nice-looking