lanyard
/ˈlænɪərd/Definitions
1. noun
A cord or strap with a clasp or clip at each end, used to attach a badge, ID card, or other small item to a person’s clothing.
“The festival volunteers wore brightly colored lanyards with their names and roles printed on them.”
2. verb
To attach something to a lanyard, especially a badge or ID card.
“She lanyarded her conference badge to her belt so it wouldn’t get lost.”