'Retreat' and 'advance' are antonyms, so they mean different things. 'Retreat' means to go back, and 'advance' means to go forward.
Well, since extemporaneous means sudden... you would need an antonym for sudden. That would be anticipated or expected.
unsudden
Eruption, which is literally "to burst forth", from Latin e- "out of" and rumpere "to break, to burst" means a sudden burst of material.
Continued means that you have to do the same thing again that you were doing example continue reading the book continue means you still have to read the book.
The Capital One card allows for a cash advance on its card. This means one can take out money on the card in advance if there is no money available. There is a fee for the cash advance taken though. Check out the official Capital One site for more information.
The homophone that means to burn with a sudden flame is "flare." It can refer to a sudden bright light or a sudden burst of flame or energy.
Paroxysm means sudden attack.
The homophone that means to burn with sudden flame is "flair" - this refers to a sudden burst or flare of fire or light.
Surprise would be the world. It is unexpectedly sudden.
The suffix that means sudden severe bleeding is "-rrhage." An example of a term with this suffix is "hemorrhage," which refers to sudden and severe bleeding.
It actually is sudden. It means an unexpected occurrence. It's rarely used outside the phrase "all of a sudden."
The correct spelling is "sudden". It means happening quickly or unexpectedly.
'Retreat' and 'advance' are antonyms, so they mean different things. 'Retreat' means to go back, and 'advance' means to go forward.
That means that if you continue at that speed, you'll advance 109 kilometers in an hour. If you want to convert that to meters/second - a unit often used in science - divide by 3.6.
Early (as in getting paid in advance)
Advance