bossy/ʹbosi/ adj (bossier, bossiest)

• onion
• onionskin
• on its merits
• on-line
• on loan
• onlooker
• only
• only too
• on-message
• on no account/not on any account
• o.n.o.
• on occasion
• on-off
• on/off duty
• on offer
• on/off somebody's case
• on/off stream
• on/off target
• onomastic
• onomastics
• onomatopoeia
• Onondaga
• on one's beam-ends
• on one's conscience
• on one's feet