reasons

argument clue confirmation criterion data demonstration information picture reason testament testimony validation verification

affidavit attestation averment case certification clincher corroboration credentials cue deposition documents establishment exhibit facts goods grabber grounds nitty-gritty record scoop score skinny substantiation trace warrant wherefore why witness

chapter and verse lowdown paper trail smoking gun straight stuff whyfor

hypothesis theory

excuse explanation hypothesis justification motivation motive philosophy principle rationalization reason theory

account exposition grounds story

raison d'être song and dance sour grapes the big idea the whole idea whatfor why and wherefore whyfor

discouragement proof reality