- jabber
- jacinth
- jack fruit
- jab
- jack frost
- join
- jaconet
- jean
- jackfruit
- jackanapes
- jaded
- jag
- jacobin
- jade
- jaguar
- jamb
- jackdaw
- jackal
- jacob
- jail
- jagged
- jailbird
- jailer
- jainism
- jalopy
- jalousie
- jane
- jammy
- janus
- japan
- jain
- jamaica
- jet
- japonica
- janitor
- japanese
- joint
- jersey
- journalism
- jehovah
- jaw
- judge
- jingle
- joviality
- jezebel
- Jesuit
- jiggle
- jinnee
- jockey
- jig