puzzlement

Etymology

From puzzle + -ment.

noun

1. The confusing state of being puzzled; bewilderment
2. A puzzle.
   Or, larger mothers might have not necessarily more progeny but more fit ones, while smaller size might be an advantage to the males, allowing them to get around faster. Finally, for creatures that continue to grow, perhaps more of the females simply live longer, gaining in stature all the time. “'Tis a puzzlement.” 2005 [1992], Jeanne Hanson, Deane Morrison, The World's Oddest and Most Wonderful Mammals, Insects, Birds and Plants, page 218
   The diary contains plenty of small puzzlements. October 14, 2007, Alex Mindlin, “1924, Through an Ancestor’s Eyes”, in New York Times