seton : seven
The Illunse word for seven is seton. Seton can be a last name. Seton is a last name. Seton Hall University is in New Jersey. Seton Village is the name of cities in Antigua & Barbuda and New Mexico. Seton Portage and Seton Lake are in British Columbia.
This word is a mixture of the Old English word for seven which is seofon, and the Latin word for seven which is septem.
My previous Illunse word for seven was sefton, but before that it was seton. Since I'm using an f in the word for four now, I decided to go back to seton.
Here's a link to Seven, in J.R.R. Tolkien's words.