slip[Anglais]

nom
1 : artifact consisting of a narrow flat piece of material
2 : a slippery smoothness; "he could feel the slickness of the tiller"
3 : a part (sometimes a root or leaf or bud) removed from a plant to propagate a new plant through rooting or grafting
4 : bed linen consisting of a cover for a pillow
5 : a place where a craft can be made fast
verbe
1 : get worse
2 : move stealthily
3 : to make a mistake or be incorrect
4 : move out of position