1.1 & 1.2 vocabulary

to make different; to change

• alter

• collapse

• crisis

• destruction

To fall down; cave in

• alter

• collapse

• crisis

• destruction

Serious damage or ruin

• alter

• collapse

• crisis

• destruction

a dangerous or difficult situation for a period of time

• alter

• collapse

• crisis

• destruction

something that can cause danger or harm

• hazard

• severe

• substantial

• unpredictable

dangerous or serious

• hazard

• severe

• substantial

• unpredictable

large or considerable in amount

• hazard

• severe

• substantial

• unpredictable

not behaving in a way that is expected

• hazard

• severe

• substantial

• unpredictable

antonym is gentle

• hazard

• severe

• substantial

• unpredictable

synonym is significant

• hazard

• severe

• substantial

• unpredictable