cogency Synonyms

rigour rigor validity working over longsightedness believability astuteness weight validness tumidity strength stinger soundness smasher significance sens amperage sagaciousness powerfulness winning over valid reason reasonable evidence powerful argument potent argument good argument argument of great weight oral skills rigors power pack persuasiveness forces effectuality sonorousness forcefulness robustness pertinence relevance defensibility credibleness credibility convincingness conviction connection conclusiveness concision concern coherence clincher beneficialness bearing