sweepstake

As nouns the difference between competition and sweepstake

is that competition is competition while sweepstake is a lottery in which the prize or prizes constitute all the money paid by the participants.

is likely misspelled.

has no English definition.

As a noun sweepstake

is a lottery in which the prize or prizes constitute all the money paid by the participants.

As nouns the difference between sweepstake and raffle

is that sweepstake is a lottery in which the prize or prizes constitute all the money paid by the participants while raffle is a drawing, often held as a fundraiser, in which tickets or chances are sold to win a prize.

As a verb raffle is

to award something by means of a raffle or random drawing, often used with off.

As nouns the difference between taxonomy and sweepstake

is that taxonomy is the science or the technique used to make a classification while sweepstake is a lottery in which the prize or prizes constitute all the money paid by the participants.