But, at a glance, this man who saw everything, saw, too, that she possessed an unnameable fascination-a magnetism-that was greater by far than that of any other woman he had known in all his fifty-eight years.
"Superwomen"
Albert Payson Terhune
Then I gathered about me all the strange and unnameable possessions of a tropical laboratory-and moved.
"Edge of the Jungle"
William Beebe
After a time he shook off the first paralyzing grip of this unnameable terror which had seized him with clammy hands, fought it down by sheer resolution.
"The Hidden Places"
Bertrand W. Sinclair