Definition of "puzzlement"
noun
countable and uncountable, plural puzzlements
A puzzle; something baffling.
Quotations
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 , Jeanne Hanson, Deane Morrison, The World's Oddest and Most Wonderful Mammals, Insects, Birds and Plants, page 218