bolsters

/B OW1 L S T ER0 Z/
noun
  1. 1

    A large cushion or pillow.

  2. 2

    A pad, quilt, or anything used to hinder pressure, support part of the body, or make a bandage sit easy upon a wounded part; a compress.

  3. 3

    A small spacer located on top of the axle of horse-drawn wagons that gives the front wheels enough clearance to turn.

  4. 4

    A short, horizontal structural timber between a post and a beam for enlarging the bearing area of the post and/or reducing the span of the beam.

  5. 5

    A beam in the middle of a railway truck, supporting the body of the car.

  6. 6

    The perforated plate in a punching machine on which anything rests when being punched.

  7. 7

    The part of a knife blade that abuts upon the end of the handle.

  8. 8

    The metallic end of a pocketknife handle.

  9. 9

    The rolls forming the ends or sides of the Ionic capital.

  10. 10

    A block of wood on the carriage of a siege gun, upon which the breech of the gun rests when arranged for transportation.

verb
  1. 1

    To brace, reinforce, secure, or support.

Source: https://en.wiktionary.org/wiki/bolster, https://en.wiktionary.org/wiki/bolsters