bookshelfnoun (pl bookshelves)

• jack around
• jackass
• jackboot
• jackdaw
• jackeroo
• jacket
• jacket potato
• jackfish
• Jack Frost
• jackfruit
• jackhammer
• jack in
• jack-in-office
• jack-in-the-box
• jackknife
• jack-of-all-trades
• jack off
• jack-o’-lantern
• jack plane
• jack plug
• jackpot
• jackrabbit
• Jack Russell terrier
• jacksie
• jacksnipe