Vocabulary Flashcards

Front

alter

Back

to change or make different

Front

collapse

Back

to fall down or cave in

Front

crisis

Back

a difficult or dangerous situation

Front

destruction

Back

great damage or ruin

Front

hazard

Back

something that can cause harm or injury

Front

severe

Back

very harsh or serious

Front

substantial

Back

of a great amount or size

Front

unpredictable

Back

not able to tell beforehand.