(n) a measure taken in advance to 

prevent harm

(v) to come before something else in time, 

order, or rank

(v) to say what will happen before it occurs

(n) a syllable or word that comes before a 

root word to change its meaning

(v) to make a decision before you have 

all of the facts

(v) to pay for something before it needs to be 

paid in full

(n) a test before the real test, usually given to see 

what is already known 

(v) to stop something from happening before it occurs

(v) to look at or see something before

something or someone else