pimple

noun
  1. A small, usually inflammatory swelling or elevation of the skin, often caused by acne or other skin conditions, characterized by a red or white bump. noun
    She was embarrassed by the pimple on her nose before the big event.
    Teenagers often experience pimples due to hormonal changes.
  2. A small, rounded protuberance or elevation on a surface, not necessarily related to skin. noun
    The old wooden table had a few pimples on its surface.
    The road was smooth except for a few pimples caused by uneven paving.