monsoon, pontoon, cartoon, eftsoon, Kowloon
booncoonloonnoonmoonsoon
baboon
A small group of soldiers ending with "oon" is called a platoon
Some seven letter words that end with 'oon' are:balloonbassoonbradoonbridoonbuffooncardooncartoondragooneftsoonepizoonfestoongadroongalloongorsoongossoonharpoonjargoonlampoonlardoonmadzoonmatzoonmidnoonmonsoonpatroonplatoonpompoonpontoonprenoonpuccoonpultoonraccoonrattoonrockoontestoontyphoon
ful-
maroon
Two- Ball Oon.
bra-oon-dee in Scots Gaelic.
Cartoon Moon Noon Soon Platoon Spoon
Ki-oon was created in 2003.
I believe it's a soft N, like oon-goo-voo.
Zhihong Oon is 5' 7 1/2".