nerve (EN)
noun, verb

noun “nerve”

sg. nerve, pl. nerves or uncountable
  1. the fibers in the body that send messages between the brain and other parts to help you feel and move
    After the accident, the surgeon had to repair the damaged nerve to restore sensation to his hand.
  2. the lines seen in leaves or wood that are part of their structure
    The botanist pointed out the intricate pattern of nerves on the leaf during the nature walk.
  3. courage, boldness
    It took a lot of nerve for the young athlete to stand up to the seasoned coach.
  4. (in the plural) one's psyche
    The constant noise from the construction site is fraying my nerves.
  5. feelings of worry or anxiety
    As the roller coaster climbed higher, Sam's nerves kicked in, leaving his hands clammy and his heart racing.

verb “nerve”

nerve; he nerves; past nerved, part. nerved; ger. nerving
  1. to make someone feel brave or strong enough to do something
    The coach's pep talk nerved the team to play their best despite the intimidating odds.