English

Adjective

earnestest

1. (now rare) superlative form of earnest: most earnest
   • 1603, John Florio, translating Michel de Montaigne, Essayes, London: Edward Blount, OCLC 946730821, II.31:

     When I chance to be angry, it is in the earnestest manner that may be, but yet as briefly and as secretly, as is possible.