rivet

definition: heavy pin having a head at one end and the other end being hammered flat after being passed through holes in the pieces that are fastened together
example:
speech part: noun
synonyms:
definition: ornament consisting of a circular rounded protuberance (as on a vault or shield or belt)
example:
speech part: noun
synonyms: stud
definition: direct one's attention on something
example:
speech part: verb
synonyms:
definition: hold (someone's attention)
example: The discovery of the skull riveted the paleontologists
speech part: verb
synonyms:
definition: fasten with a rivet or rivets
example:
speech part: verb
synonyms:

How rivet is being used?