argument, reason, evidence, proof

a clear evidence

argument of way, guide

testimony of morning, sign of sunrise

a convincing proof

a convincing proof

superfluous argument

complete evidence, argument that cannot be denied

a complete proof

clear evidence

a manifest argument

a convincing proof

decisive, firm evidence, proof, fact, solid

multiple proofs

to become an exemplar, to become a precedent

adduce proof, Show argument or evidence

give reason or excuse

to present an argument

argue (on or about), dispute, be argumentative, raise objection, reason

weak or flimsy argument

cogent reason

a weak argument

unsupported claim

a self-evident truth needs no proof

be proof (of)