In German, 5 is "fünf". What number is "fünfzehn"?

Five-card stud is a popular version of which card game? Just five days before the statute of limitations ran out, the FBI solved which January 17, 1950 robbery in Boston? Five entrepreneurs set up a factory in Oakland to make liquid chlorine bleach, which they named what in 1914? A 5-iron, a flagstick, an electric cart and a scorecard are all part of which sport? Five kids traveling by themselves are stranded at a Chicago airport at Christmas in which 2006 film? Which five-letter body part is also a verb meaning to hitchhike? What five-letter term names a territory ruled by a duke or duchess? What five-letter word names a male chicken that has been castrated?