"Comprehention of the truth; understanding of facts; perception of the truth. Learning acquired by education. ~"Gilbert Law Summaries: Law Dictionary."
The philosophical term for theory of knowledge is epistemology.
That person would be known as an Expert.
The knowledge gap synonym for the term "information deficit" is "knowledge disparity."
The legal term for quitting a job is "resignation."
A "meretricious spouse" is a person who is involved in a supposed marriage which is void or voidable due to reasons of legal incapacity. (adapted from a legal dictionary). This term could be compared to, and distinguished from the term "putative spouse". Actual knowledge of the questionability (or actual invalidity) of the marriage may be a factor, and WHEN such knowledge (if any) was acquired may be an important factor in the characterization of such a spouse's legal status. If in doubt and in need to know, consult an attorney licensed in the jurisdiction, and / or research the issues at your local law library.
The legal term for remove is "evict." It refers to the legal process of forcing someone to leave a property.
Clergymen are men of the clergy, as in church men, and it's not a legal term.
"Legal Precedent" is one term; another term is "stare decisis," Latin for "let the decision stand."
Several.
nothing to my knowledge
Illegal
The Greek term for knowledge seeker is "γνωστικός" (gnostikos).