burr² or bur /bûr/

1. The rough sound of r pronounced in the throat, as by many Northumberland people
2. A continual humming sound as of a machine

1. To speak with a burr
2. To whisper hoarsely, to murmur

• copulatives
• copulatory
• copy
• copybook
• copybooks
• copycat
• copycats
• copycatted
• copycatting
• copy-edit
• copy-edited
• copy-editing
• copy-editor
• copy-editors
• copy-edits
• copyhold
• copyholder
• copyholders
• copyholds
• copy in
• copying
• copying in
• copying ink
• copying-ink pencil
• copying pencil