Some five letter words that start with J are:
Jealousy
Joust, etc...
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 8 words with the pattern --J-IN-. That is, seven letter words with 3rd letter J and 5th letter I and 6th letter N. In alphabetical order, they are: abjoint adjoins adjoint cojoins enjoins injoint rejoins unjoint
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 8 words with the pattern --J-R-. That is, six letter words with 3rd letter J and 5th letter R. In alphabetical order, they are: abjure adjure hejira injera injure injury majors objure
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 8 words with the pattern ----J-S. That is, seven letter words with 5th letter J and 7th letter S. In alphabetical order, they are: gyttjas khodjas maatjes rhanjas romajis shinjus tinajas wiltjas
Janitor is a sanitation word. It begins with the letter j.
Two letter word with J in them: ja. jo. Note that there are no two (2) letter word that ends with J.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 8 words with the pattern J---MA-. That is, seven letter words with 1st letter J and 5th letter M and 6th letter A. In alphabetical order, they are: jacamar jackman jarkman jazzman jemimas jicamas junkman juryman
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 8 words with the pattern J---I-D. That is, seven letter words with 1st letter J and 5th letter I and 7th letter D. In alphabetical order, they are: jaybird jeelied jellied jemmied jettied jimmied jollied juttied
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 8 words with the pattern J--TI---. That is, eight letter words with 1st letter J and 4th letter T and 5th letter I. In alphabetical order, they are: jantiest jestings jettiest jettison joltiest jottings justicer justices
taj mahal? that's 2 words I know but it might work. how about "majestic"
The letter J tile is worth eight (8) points in standard scrabble. J=8 points. Depending on its position, the 'J' score can be doubled, re-doubled, tripled or re-tripled and it can also carry the score of the word to which it will be connected.