1. Given to merry frolicking
   - coltish, frolicsome, rollicking, sportive

See also: playful

• William Crookes
• William Curtis
• William Cuthbert Faulkner
• William Dawes
• William Dean Howells
• William Dudley Haywood
• William Edward Burghardt Du Bois
• William Ewart Gladstone
• William F. Cody
• William Falkner
• William Faulkner
• William Felton Russell
• William Franklin Graham
• William Frederick Cody
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• William Gladstone
• William Golding
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• William H. Bonney
• William Harrison Dempsey
• William Harrison Hays
• William Harvey
• William Hazlitt