Temp- & Chron-
Chronic
Happening repeatedly or over a long period of time
Veteran
Someone very experienced in something, and expert
Jurisprudence
Study or science of law
A history arranged by time
Chronology
A record of something, a history
Annals
The process of a lawsuit
Litigation
Contemporaneous
Happening at or around the same time
Payment received every year
Annuity
Litigant
Someone involved in a lawsuit
A person from the same time period or generation
Contemporary
Annual
To lie under oath
Perjure
Rhythm or beat
Tempo
Having done something for a long time, habitual
Inveterate
Jurisdiction
An area of influence