a combination of -man and -ship , used as an independent suffix with the meaning "skill in a particular activity, esp. of a competitive nature": brinkmanship; grantsmanship; one-upmanship; sometimes compounded with a plural noun by analogy with craftsmanship, marksmanship, sportsmanship, etc.
-MANSHIP
Meaning of -MANSHIP in English
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012