ArthurAr‧thur /ˈɑːθə $ ˈɑːrθər/ 
in old stories, a king of Britain → Arthurian Legend—Arthurian /ɑːˈθjʊəriən $ ɑːrˈθʊr-/ adjective
in old stories, a king of Britain → Arthurian Legend—Arthurian /ɑːˈθjʊəriən $ ɑːrˈθʊr-/ adjective- open day
- open-door policy
- open-ended
- opener
- open-eyed
- open-faced sandwich
- Open Group
- open-handed
- open-hearted
- open-heart surgery
- open house
- opening
- opening hours
- opening night
- opening time
- opening up
- open-jaw fare
- open letter
- openly
- open market
- open marriage
- open mike
- open-minded
- open-mindedness
- open-mouthed