singular
3 occurrences across the corpus
King James Version
Leviticus 27:2
Speak unto the children of Israel, and say unto them, When a man shall make a singular vow, the persons shall be for the LORD by thy estimation.
KJV Apocrypha (Catholic Deuterocanon)
Wisdom of Solomon 14:18
Also the singular diligence of the artificer did help to set forward the ignorant to more superstition.
Apostolic Fathers
Ignatius to the Philadelphians 3:4
As concerning Philo the deacon of Cilicia, a most worthy 2 man, he still ministers unto me in the word of God: together with Rheus 3 of Agathopolis, a singular good person, who has followed me even from Syria, not regarding his life: These also bear witness unto you.