Pre___
Preview
Look at something before, take an early look.
Antisocial
Not connecting with other people, not friendly, wanting to be alone
Untie
Take apart the knot
Fearless
Not afraid at all
Prepay
Pay for something before you get it or before it's over
Anti-war
Disagreeing with war
Uncomfortable
Doesn't feel good
Endless
There's no end, goes on forever
Preheat
Get something hot so it's ready when you need it later.
Anti-aging
trying to make you stop getting or looking older
Uncommon
Rare, unusual, you don't see it or do it a lot.
Careless
Not careful, probably has a lot of accidents, not paying attention
Preschool
Antifreeze
Something that prevents liquid from freezing solid
Unafraid
Not scared
Useless
Not useful, there's no point
Precaution
Something you do now to help be safe later
Untangle
Take apart the tangle, make it straight again
Powerless
Having no power, you can't do anything about the situation