Letters that make lethal
a, e, l, h, t are letters that make 'lethal'
lethals is a word created by adding a letter to 'lethal'
1 possible definitions for 'lethal'
Under this definition, lethal is an adjective and has the following properties:
deadly has the same meaning as lethal
deadliness, lethality are derivatives of 'lethal'.
fatal is similar to lethal.
"deadly poisons", "lethal weapon", "a lethal injection"