HackerVoca

proposition : proposal
prospect : anticipation, expectation, outlook, perspective
prosper : succeed, thrive, flourish
prosperous : successful, flourishing, thriving
protect : defend, guard, shield, shelter, harbor
protest : remonstrate, complain, object
proud : arrogant, haughty, overbearing, self-important
prove : confirm, verify, corroborate / verb [transitive] formal
to provide information that supports or helps to prove someone else's statement, idea etc: We now have new evidence to corroborate the defendant's story.
corroboration / noun [uncountable]
corroborative adjective
, validate / verb [transitive]
formal to prove that something is true or correct, or to make a document or agreement officially and legally acceptable
validation noun [countable, uncountable] , substantiate