1. For the most part
   - principally, primarily, mainly, in the main, majorly

See also: chief

• boob
• boob tube
• booboisie
• booby
• booby hatch
• booby prize
• booby-trap
• Boocercus eurycerus
• boodle
• boofhead
• booger
• boogeyman
• boogie
• boogie-woogie
• boohoo
• boojum
• boojum tree
• book
• book agent
• book bag
• book club
• book jacket
• book lung
• book matches
• book of account