persona non grata - unwelcome person⏎
pro tanto - for so much⏎
pro bono - for good⏎
praetor peregrinus - magistrate of foreigners⏎
propria persona - proper person⏎
R - Rex or Regina⏎
rebus sic stantibus - things thus standing⏎
quid pro quo - this for that⏎
pro bono publico - for the public good⏎