Jaguar is one.
Jaffa :-)
That would be a juniper tree.
Jason priestly
Jensen
Jolly
Jupiter
A couple words beginning with the letter J describing a nice lady would be such examples as "jovial" and "jubilant."
Jolly and joyful are positive words.
jugular vien
haj hajj
Jet Just
jerk joke
Jack, jade, jazz.
There are no words in the English language that begin and end with the letter j.
je, jeudi, jarre, jolie, joie, jouet are French words beginning by J.
Some 5-letter words beginning with 'j' are:jabotjauntjazzyjeansjellyjennyjettyjeweljiffyjimmyjointjoistjokerjollyjoulejoustjowlyjudgejuicejuicyjulepjumbojumpyjunkyjuror