ἀλαζονεύεσθαι
From LSJ
τὸ ἓν καὶ τὸ ὂν πολλαχῶς λέγεται → the term being and the term one are used in many ways, one and being have various meanings, one and being have many senses
Greek > English (Woodhouse Verbs Reversed)
(see also ἀλαζονεύομαι): boast, impose, be a cheat, be a quack, make pretensions