cove1
  
  n.
  - a small sheltered bay.
 - Architecture  a concave arch or arched moulding, especially one formed at the junction of a wall with a ceiling.
 
v.
 
[
usu. as adj. coved]
 
Architecture  fit with a cove.
 
  Derivative
  
  Etymology
  OE cofa ‘chamber, cave’, of Gmc origin.
 
  
    
cove2
  
  n.
 Brit. informal, dated a man:
 he's a decent cove.
 
  Etymology
  C16: perh. from Romany kova ‘thing or person’.