Prefix pre-

to authorize or give permission in advance

• preview

• prepay

• preapprove

• predict

to come before something else in time, order, or rank

• precede

• pretest

• prevent

• preapprove

a syllable or word that comes before a root word to change its meaning

• prevent

• precede

• prefix

• precaution

to pay for something before it needs to be paid in full

• prepay

• prejudge

• predict

• precaution

to stop something from happening before it occurs

• precaution

• prevent

• precede

• preview

to look at or see something before something or someone else

• preapprove

• prefix

• preview

• pretest

a test before the real test, usually given to see what is already known

• preapprove

• precede

• prefix

• pretest

to make a decision before you have all of the facts

• prejudge

• precaution

• predict

• prepay

to say what will happen before it occurs

• pretest

• prepay

• prefix

• predict

a measure taken in advance to prevent harm

• prejudge

• pretest

• precaution

• prevent