aficionado or sometimes afficionado /a-fish-yo-näˈdō or a-fē-thyō-näˈdhō/

1. An ardent follower, fan
2. An amateur

• opaques
• opaquest
• opaquing
• op art
• op cit
• opcode
• opcodes
• OPCW
• ope
• OPEC
• op-ed
• opeidoscope
• opeidoscopes
• open
• openable
• open access
• open-access
• open adoption
• open aestivation
• open-air
• open-and-shut
• open a person's eyes
• open-armed
• open book
• plaiter