Answer: whitewater

AnswerCrossword Clue
WHITEWATERBill's problem
WHITEWATERKayaking challenge
WHITEWATERCanoeists' delight
WHITEWATERStarr concern
WHITEWATERFroth in rapids
WHITEWATERChallenge to a canoeist.
WHITEWATERRapids foam
WHITEWATERArkansas location
WHITEWATERFalls, e.g.
WHITEWATERSubject of a 1990's probe
WHITEWATERFroth, often
WHITEWATERRafter's quest
whitewaterreferring to a stretch of water with a broken foamy surface, as in rapids