JIG
JIGABOO
JIGABOOS
JIGAJIG
JIGAJIGGED
JIGAJIGGING
JIGAJIGS
JIGAJOG
JIGAJOGGED
JIGAJOGGING
JIGAJOGS
JIGAMAREE
JIGAMAREES
JIGGED
JIGGER
JIGGERED
JIGGERING
JIGGERMAST
JIGGERMASTS
JIGGERS
JIGGIER
JIGGIEST
JIGGING
JIGGINGS
JIGGISH
JIGGLE
JIGGLED
JIGGLES
JIGGLIER
JIGGLIEST
JIGGLING
JIGGLY
JIGGUMBOB
JIGGUMBOBS
JIGGY
JIGJIG
JIGJIGGED
JIGJIGGING
JIGJIGS
JIGLIKE
JIGOT
JIGOTS
JIGS
JIGSAW
JIGSAWED
JIGSAWING
JIGSAWN
JIGSAWS

48 words start with JIG.