1. In a sullen manner
   - dourly, sullenly

See also: glum

• rectifier
• rectify
• rectifying tube
• rectifying valve
• rectilineal
• rectilinear
• rectilinear regression
• rectitude
• recto
• rectocele
• rectoplasty
• rector
• rectorate
• rectorial
• rectorship
• rectory
• rectosigmoid
• rectrix
• rectum
• rectus
• rectus inferior
• rectus lateralis
• rectus medialis
• rectus superior
• recumb