permutations OK, this is the point in the World Cup where things get complicated.
permutations There are a lot of ways Groups C and D could go Wednesday, because technically all eight teams are still alive.
permutations In Group G, the winner of the Brazil-Portugal game will finish top—simple as that.
mid-14c., from Old French permutacion "change, shift" (14c.), from Latin permutationem (nominative permutatio) "a change, alteration, revolution," noun of action from past participle stem of permutare "change thoroughly, exchange," from per- "thoroughly" (see per) + mutare "to change" (see mutable).