• noun:   a score in tenpins; knocking down all ten after rolling two balls
• noun:   an extra car wheel and tire for a four-wheel vehicle
• noun:   an extra component of a machine or other apparatus
• verb:   give up what is not strictly needed

  Example: "He asked if they could spare one of their horses to speed his journey"

• verb:   refrain from harming
• verb:   save or relieve from an experience or action

  Example: "I'll spare you from having to apologize formally"

• verb:   use frugally or carefully
• adjective:   not taken up by scheduled activities

  Example: "Spare time on my hands"

• adjective:   just sufficient

  Example: "The library had a spare but efficient look"

• adjective:   thin and fit

  Example: "The spare figure of a marathon runner"

• adjective:   kept in reserve especially for emergency use

  Example: "A spare tire"

• adjective:   lacking in amplitude or quantity

  Example: "A spare diet"

• adjective:   more than is needed, desired, or required

  Example: "Sleeping in the spare room"

• name:  A surname (very rare: popularity rank in the U.S.: #54110)

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