Java
Jesu
jade.... jump jury... joke... jive...
jack jest jilt joke jury
joke jeep jeer just jail jury jute jade jerk
Some four letter J words are:jackjadejailJakejapejazzjeerjerkjestjiltJilljinxjivejoeyjohnjoinjokejoshjudojumpjunkjuryjustjute
Jane
jonquil
Jaw
A four letter word that starts with J and ends with M: jism.
A four letter word starting with J is jump or joke.
Some 5-letter words beginning with 'j' are:jabotjauntjazzyjeansjellyjennyjettyjeweljiffyjimmyjointjoistjokerjollyjoulejoustjowlyjudgejuicejuicyjulepjumbojumpyjunkyjuror