· Jamaica
· Japan
· Jordan
· Jackson, Mississippi
· Jacksonville, Florida
· Jefferson City, Missouri
· Jersey City, New Jersey
· Joliet, Illinois
· Jonesboro, Arkansas
· Juneau, Alaska
Jackson Hole
Joondalup.
Jordan, Jamaica, Juno
Jealousy is an emotion. It begins with the letter J.
jumanji
Jasmiine
juice
That would be a juniper tree.
Johor Baru
juvie
Some 5-letter words beginning with 'j' are:jabotjauntjazzyjeansjellyjennyjettyjeweljiffyjimmyjointjoistjokerjollyjoulejoustjowlyjudgejuicejuicyjulepjumbojumpyjunkyjuror
jersey