quid pro quo - this for that⏎
res communis - common to all⏎
quoad hoc - as to this⏎
pro bono - for good⏎
pro tem - abbreviation of pro tempore, meaning "for the time being"⏎
posse comitatus - power of the county⏎
rebus sic stantibus - things thus standing⏎
per se - by itself⏎