cob² /kob/

1. (in parts of Britain and in New Zealand) a building material composed of clay and chopped straw
2. A building constructed of this material

cob cottage noun

• letters of intercommuning
• letters-of-marque
• Letters of peace
• Letters pacifical
• letters patent
• letters requisitory
• letters rogatory
• letter-stamp
• letter-stamps
• letter-weight
• letter-weights
• letter-wood
• letter-writer
• letter-writers
• let the cat out of the bag
• let the grass grow under one's feet
• let the side down
• Lettic
• letting
• letting down
• letting go
• lettings
• Lettish
• Lettland
• lettre