slipping

(verb) move stealthily. Synonyms: steal, slip. Example: "The ship slipped away in the darkness."

(verb) insert inconspicuously or quickly or quietly. Synonyms: slip. Example: "He slipped some money into the waiter's hand."

(verb) move obliquely or sideways, usually in an uncontrolled manner. Synonyms: skid, slip, slue, slew, slide. Example: "The wheels skidded against the sidewalk."

(verb) get worse. Synonyms: slip, drop off, drop away, fall away. Example: "My grades are slipping."

(verb) move smoothly and easily. Synonyms: slip. Examples: "The bolt slipped into place." "Water slipped from the polished marble."

(verb) to make a mistake or be incorrect. Synonyms: err, mistake, slip.

(verb) pass on stealthily. Synonyms: slip, sneak. Example: "He slipped me the key when nobody was looking."

(verb) move easily. Synonyms: slip. Example: "Slip into something comfortable."

(verb) cause to move with a smooth or sliding motion. Synonyms: slip. Example: "He slipped the bolt into place."

(verb) pass out of one's memory. Synonyms: slip, slip one's mind.

(verb) move out of position. Synonyms: dislocate, luxate, splay, slip. Examples: "Dislocate joints." "The artificial hip joint luxated and had to be put back surgically."

(adj) moving as on a slippery surface. Synonyms: slithering. Example: "His slipping and slithering progress over the ice."