Third-person singular simple present indicative form of wither.(verb)
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Use "withereth" in a sentence
"The grass withereth, and the flower thereof falleth away."
"Isaiah xl: 7, “The grass withereth, the flower fadeth, because the Spirit of the Lord bloweth upon it.”"
"Thou callest me a youth, and so I may be in regard to thee; but I tell thee it is five long years and there hath been no other thought in my heart but what was loathsome to me, and it hath worn and wasted my youth, so that it waneth and withereth and is nought."