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v. Third-person singular simple present indicative form of foil.

"The use of foils is a literary device for enhancing the traits of one character by contrasting them with the totally opposite traits of another."

fool   

Jules    cools    ghouls    jewels    joules    mules    pools    preschools    rules    schools   

thick    degrees    cents    o'clock    fingers    hearts    participles    usance    prices    questions