nulla, nullah, nala, nalla or nallah /nulˈə/ (Ind)

1. A ravine
2. A watercourse
3. A stream or drain

• collotypes
• collotypic
• colls
• colluctation
• colluctations
• collude
• colluded
• colluder
• colluders
• colludes
• colluding
• collusion
• collusions
• collusive
• collusively
• colluvia
• colluvial
• colluvies
• colluvium
• colluviums
• colly
• colly bird
• collying
• collyria
• collyrium