STRIPS

a long, flat, narrow piece:a strip of landHe didn’t have a bandage, so he ripped up his shirt into thin strips.To prolong the working life of your credit card, keep the magnetic strip protected from scratches, heat, and moisture.

AMUSEMENT

the feeling of being entertained or made to laugh:She looked at him with amusement.I looked on in amusement as they started to argue.

TIGHTLY

firmly or closely:The baby was clutching his toy tightly in his grubby fist.Many commuters are forced to stand, tightly packed in, like sardines.

LOCK

to put an object in a safe place and fasten a lock that prevents someone from entering the place, moving the object, etc.:

SPRINGBOARD

a board that can bend, helping people to jump higher when jumping or diving into a swimming pool or when doing gymnastics

LEAP INTO

to act immediately

to make a large jump or sudden movement, usually from one place to another:He leaped out of his car and ran towards the house.

INCENTIVE

something that encourages a person to do something by offering them a reward: