Prefixes un and non

Front

cannot do something

Back

unable

Front

cannot do something

Back

unable

Front

not protected from harm or danger

Back

unsafe

Front

not the same in size, length or amount

Back

uneven

Front

not needed

Back

unnecessary

Front

Dad stayed up late working and felt _____ this morning.

Back

unwell

Front

The baby bird hesitated and looked _____ about flying from the tree to the ground.

Back

unsure

Front

It is _____ to cross the street without looking both ways.

Back

unsafe

Front

does not use spoken words

Back

nonverbal

Front

not able to soak up liquid

Back

nonabsorbent