Second-person singular simple present form of want(verb)
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Use "wantest" in a sentence
"Prithee, why this burst of fury, these bloodshot eyes? who wrongs thee? what is it thou wantest?"
"Answered the Caliph, “Thou shalt have what thou wantest; but let search be made first in my palace and then in those of the Wazir and the Chief of the Sixty.”"
"These words should come from none but a champion doughty and bold: what wantest thou of justice?"