bolt

Leaving a country, group, or cause to join an opposing one

An act of leaving a group to be independent or a sudden move ahead in a race

To remain in one place and not leave

Become a member of a group or take part in its activities

A sudden event that shocks people and is not expected

Very suddenly and without warning

To feel sudden shock or surprise

To run away quickly, usually because you are afraid

To use up all your energy or chances so none remain

To use up all your energy or chances

A strong tool with long handles and heavy jaws for cutting metal, like locks or chains

A sudden bright flash in the sky during a storm that often comes before thunder

Two metal pieces, a bolt and a matching nut, that hold parts together by screwing

A metal rod with a round head and partial threads used to join wood through a hole

A metal screw with a spring part that opens inside a hollow wall to hold heavy items

A hole an animal runs into to hide from danger

A heavy screw with a large head that joins wood pieces when you turn it with a wrench

A metal bar you slide to lock and unlock a door or gate

A large ancient weapon that shoots heavy arrows or stones during war

A small metal piece with a round or flat head that holds metal parts together

An extra product you add to an existing system to give it new features

A metal bar on a door that you lock from inside to stop people entering

A metal rod with a square or six-sided head and threads that you turn with a wrench

A metal part that spreads inside a hole to hold heavy things to concrete or brick

A metal bar you move to lock a door or gate

An extra feature you add to a product or system to make it work better