Third-person singular simple present indicative form of work.(verb)
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Use "worketh" in a sentence
"God! The word worketh not that sound repentance which it was wont to do: Preachers preach for little, but to spend themselves, as men that are wounded do when with groans they let out their life."
"4 Now to him that worketh is the reward not reckoned of grace, but of debt."
"The "man of sin" is preceded by "a revolt," or a great apostasy; this apostasy is the outcome of the "mystery of iniquity" which already "worketh", and which, according to St. John, shows itself here and there by faint types of Antichrist."