Third-person singular simple present indicative form of cast.(verb)
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Use "casteth" in a sentence
"7 As a fountain casteth out her waters, so she casteth out her wickedness: violence and spoil is heard in her; before me continually is grief and wounds."
"There is no fear in love; but perfect love casteth out fear ..."
"Love casteth out fear, to throw in another bit from the Bible."