עָתַר
From LSJ
νόσημα γὰρ αἴσχιστον εἶναί φημι συνθέτους λόγους → for I consider false words to be the foulest sickness
English (Strong)
a primitive root (rather denominative from עֶ֫תֶר); to burn incense in worship, i.e. intercede (reciprocally, listen to prayer): intreat, (make) pray(-er).
a primitive root; to be (causatively, make) abundant: deceitful, multiply.