Third-person singular simple present indicative form of commit.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "committeth" in a sentence
"Matthew 19: 9 – And I say unto you, Whosoever shall put away his wife, except it be for fornication, and shall marry another, committeth adultery: and whoso marrieth her which is put away doth commit adultery."
"One who "committeth adultery with a woman lacketh understanding," Proverbs tells us, and "he that doeth it destroyeth his own soul" 6:32."
"Jesus answered them, Verily, verily, I say unto you, Whosoever committeth sin is the servant of sin."