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cushion (EN)
noun, verb

noun “cushion”

singular cushion, plural cushions or uncountable
  1. a soft bag filled with soft material, used for sitting on or resting against
    She placed a cushion on the chair to make it more comfortable.
  2. something that reduces shock or impact
    The helmet acts as a cushion to protect your head.
  3. the padded edge of a billiard table that the balls bounce off
    He banked the cue ball off the cushion.
  4. an amount of something kept as a reserve to protect against risk or loss
    We keep a cushion of extra funds for emergencies.

verb “cushion”

infinitive cushion; he cushions; past tense cushioned; past part. cushioned; ger. cushioning
  1. to lessen the impact of something by absorbing it
    The thick carpeting cushioned his fall.
  2. to place cushions on or in something
    She cushioned the window seat with soft pillows.