useless trivia: What Word Means: A First Name - A Minor Official Of A Law Court?

Questions

What is the more popular name for the flower, Calendula?

The name of which element comes from the Greek for 'stranger'?

In literature who was the wife of Othello?

Which two Latin words nearly always abbreviated mean 'course of life'?

Which word, associated with Nuclear Physics, is a variation of a Greek word meaning 'final cut'?