feignedly
2 occurrences across the corpus
King James Version
Jeremiah 3:10
And yet for all this her treacherous sister Judah hath not turned unto me with her whole heart, but feignedly, saith the LORD.
KJV Apocrypha (Eastern Orthodox Additions)
2 Esdras 8:28
Think not upon those that have walked feignedly before thee: but remember them, which according to thy will have known thy fear.