G5350–φθέγγομαι–phthengomai

And they called them, and commanded them not to speak at all nor teach in the name of Jesus.

φθέγγεσθαι phthengesthai “to speak”

But was rebuked for his iniquity: the dumb ass speaking with man's voice forbad the madness of the prophet.

φθεγξάμενον phthegxamenon “having spoken”

For when they speak great swelling words of vanity, they allure through the lusts of the flesh, through much wantonness, those that were clean escaped from them who live in error.

φθεγγόμενοι phthengomenoi “speaking words”