- cunninghamA downhaul located at the tack of a sail, used for tightening the luff.
- KingswoodA hamlet and civil parish (without a council) in Buckinghamshire, previously in Aylesbury Vale district (OS grid ref SP6918).
- KingtonA town and civil parish with a town council in north-west Herefordshire, England (OS grid ref SO2956).
- KingdonA surname from Old English.
- KingsnorthA village and civil parish in Ashford district, Kent, England (OS grid ref TR002393).
- ConybeareA surname from Old English.
- ConingtonA village and civil parish in Huntingdonshire district, Cambridgeshire, England (OS grid ref TL1786).
- cyningAn Anglo-Saxon (early English) king.
- Kingsbury EpiscopiA village and civil parish in Somerset, England, previously in South Somerset district (OS grid ref ST4321).