Use "heptad" in a sentence
1. Only George IV, who became potentate in 18 and prince heptad, who reigned from 190 were kings-in-waiting for longer, spending 58 and 59 years respectively as heirs to the throne.
1. Only George IV, who became potentate in 18 and prince heptad, who reigned from 190 were kings-in-waiting for longer, spending 58 and 59 years respectively as heirs to the throne.