· ornament consisting of a circular rounded protuberance (as on a vault or shield or belt)
Synonym(s): stud
Hypernym(s): decoration, ornament, ornamentation
· 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
Hypernym(s): pin
· direct one's attention on something; "Please focus on your studies and not on your hobbies"
Synonym(s): concentrate, focus, center, centre, pore
Hypernym(s): think, cogitate, cerebrate
· fasten with a rivet or rivets
Hypernym(s): fasten, fix, secure
· hold (someone's attention); "The discovery of the skull riveted the paleontologists"
Hypernym(s): absorb, engross, engage, occupy