5 verses have
warn
in Edition Clear Qur'an by Talal Itani / Ash-Shu'araa (The Poets)

26:115I am only a clear warner.”

26:173And We rained down on them a rain. Dreadful is the rain of those forewarned.

26:194Upon your heart, that you may be one of the warners.

26:208Never did We destroy a town, but it had warners.

26:214And warn your close relatives.