Joint and Juvenile Gas
Joule is a science term that begins with the letter j. A joule is a unit of energy required to perform a task.
Jelly fish
Besides the letter J itself, another letter that starts with J is junk mail.
There are no geometry terms that start with the letter J. Geometry deals with the spatial relationships of objects.
Japan is an island that starts with J.
One geometric term that starts with the letter J is justification. It is a definition, postulate, or theorem that is used to draw a conclusion.
One Celebrity that's name starts with the letter "J" is Justin Timberlake.
Jitterbug is a dance native to the United States. It starts with the letter j.
Juice is a beverage that starts with the letter J.
There are no chemical elements that begin with the letter J.
Jubilee Parkway is a bridge over Mobile Bay in Mobile, Alabama. It begins with the letter J.