She’s currently working her way through Ian Rankin’s Inspector Rebus novels. Now, a rebus is where you use pictures to represent parts of a word. It was historically used as a heraldic device in the Middle Ages. An example from that era would be that of the personal device used by the 16th century Bishop of Exeter Hugh Oldham:
Owl-dom… Oldham… Hugh Oldham… geddit? A bit corny, I know.
One can make one’s own up. For instance:
And the ultimate in rebuses (rebi?), Tony Hancock:
OK, I’ll stop there.