G4086
πιθανολογία
persuasive speech
πιθανολογία, -ας, ἡ (πιθανός, persuasive, plausible), in cl. (Plat), the use of probable arguments, as opposite to demonstration (ἀπόδειξις); hence, persuasive speech: Col.2:4 (see ICC, in l).† (AS)
The KJV translates G4086 in the following manner:
words (2x)
Full Thayer's lexicon entry
πιθανολογία — pithanología
πιθανολογίᾳ, πιθανολογιας, ἡ (from πιθανολόγος; and this from πιθανός, on which see πειθός, and λόγος), speech adapted to persuade, discourse in which probable arguments are adduced; once so in classical Greek, viz. Plato, Theact., p. 162 e.; in a bad sense, persuasiveness of speech, specious discourse leading others into error: Col 2:4, and several times in ecclesiastical writers.
1 occurrence