Tycoon George Fisher Baker built Harvard's Business School in 1924, was given a kudo Ph.D.1929 February 18, Harkness Lampooned, Time, archived from the original on 28 Nov 2007:
At this point we need to give this pilot a kudo.2001, Terry T. Lankford et al., Controlling Pilot Error: Controlled Flight Into Terrain, →ISBN, page 49:
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We still feel a kudo for one of us is a kudo for the group, as we have nurtured, edited, and prodded each other for much of our writing careers.2004, Suzanne Paola, Tell It Slant: Writing and Shaping Creative Nonfiction, →ISBN, page 162:
kudo
verb
Etymology Back-formation from kudos, as if it were a plural with -s.
The magazines kudoed the spectacular African wild animal adventure film as being "an outstanding motion picture as voted by the editors."1962, Box Office, volume 80, page 6:
This is more or less a stock service picture entry, kudoing the Coast Guard and the role it played in World War II beach operations.2001, Richard L. Hemenez, The United States Marine Corps in Books and the Performing Arts, page 450: