Earthquake

A difficult or dangerous situation

• alter

• unpredictable

• destruction

• crisis

Something that is very harsh or serious

• collapse

• severe

• alter

• hazard

Not being able to tell or know beforehand

• substantial

• severe

• unpredictable

• destruction

Something that can cause harm or injury

• hazard

• collapse

• alter

• severe

Has great damage or ruined

• severe

• collapse

• destruction

• alter

Of great amount of size

• substantial

• crises

• destruction

• severe

To fall down or cave in

• crisis

• severe

• hazard

• collapse

To make different or change

• hazard

• alter

• crisis

• collapse