rivalsome

English

Etymology

From rival +‎ -some.

Adjective

rivalsome (comparative more rivalsome, superlative most rivalsome)

1. (rare) Characterised or marked by rivalry
   • 1942, John Edward Macy, A Philosophy of the Social Mode, page 13:

     Strength of numbers against foes, in a more populous and rivalsome world, was an added if not paramount consideration.

   • 1997, Robert Reid, Architects of the Web:

     But perhaps most significantly, Java's Sun ties and VRML's SGI ties affiliated them with two of the Valley's most famously rivalsome rivals.

   • 2006, Andrew Haydon, Crunch!‎^[1]:

     Opening in the fruit naming division of the Eden Corporation with a professionally rivalsome Adam and Eve, and a curiously jaunty God, Eve finds herself unable to resist the charms of a rare apple, and the pair are cast out of the organisation and ordered to seek a new apple to replace the collectors item which Eve has just scoffed.