as·sev·er·ate 
(ə-sĕvə-rāt′)
(ə-sĕvə-rāt′)tr.v. as·sev·er·at·ed, as·sev·er·at·ing, as·sev·er·ates
To declare seriously or positively; affirm.
[Latin assevērāre, assevērāt- : ad-, ad- + sevērus, serious; see segh- in the Appendix of Indo-European roots.]
as·sev′er·ation n.
as·sever·a′tive (-ə-rātĭv, -ər-ə-tĭv) adj.
- John French
- John George
- John Gerard
- John Glover, Jr.
- John Greenleaf
- John Griffith
- John Gutzon de la Mothe Borglum.
- John Hancock
- John Hanning
- John Harold
- John Harris
- John Henry
- John Henry
- John Herschel, Jr.
- John Hope
- John Horse
- John Houston
- John Hoyer
- (John) Hugh
- John Humphrey
- John Hunt
- John III Sobieski
- John Jacob
- John James
- John James