staple[Anglais]

adjectif satellite
1 : necessary or important, especially regarding food or commodities; "wheat is a staple crop"
nom
1 : paper fastener consisting of a short length of U-shaped wire that can fasten papers together
2 : a natural fiber (raw cotton, wool, hemp, flax) that can be twisted to form yarn
3 : (usually plural) a necessary commodity for which demand is constant
verbe
1 : secure or fasten with a staple or staples