Dict: strongs - senseless
Strongs:
G3151 @ ματαιολόγος mataiologos mat-ah-yol-og'-os From G3152 and G3004; an idle (that is senseless or mischievous) talker that is a wrangler: - vain talker.
G877 @ ἀφροσύνη aphrosunē af-ros-oo'-nay From G878; senselessness that is (euphemistically) egotism; (morally) recklessness: - folly foolishly (-ness).