How to pronounce“ithmus”in English

ithmus after the Suez Canal has been cut through a canal by the way of little use to a ship such as the Nautilus surely but of great use to the World At Large

of minutes we cleared that insufferable ithmus I don't believe a word of it the Canadian replied and you're in the wrong Mr land I went on that flat Coastline

Along by the torrent The Nautilus had just cleared the ithmus of

these zoites in the SE ports of the lant from which we were separated by the Inseparable ithmus of Suz I had to be content with observing them in the