θανατήφοροςthanatḗphoros

deadly, death-bringing: James 3:8.

Greek (New Testament) · G2287

Same root

θάνατοςthánatos · G2288(properly, an adjective used as a noun) death (literally or figuratively)
φέρωphérō · G5342to "bear" or carry (in a very wide application, literally and figuratively, as follows)

Where it appears

Appears 1 times in the Bible.

James 3:8 but no one can tame the tongue. It is restless and evil, full of deadly poison.

Source: G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922), public domain.