subirrigation /sub-i-ri-gāˈshən/

1. Irrigation by underground pipes
2. Irrigation from beneath

subirrˈigate transitive verb

• spoon-feeds
• spoonful
• spoonfuls
• spoonhook
• spoonier
• spoonies
• spooniest
• spoonily
• spooning
• spoons
• spoonways
• spoonwise
• spoonworm
• spoonworms
• spoony
• spoor
• spoored
• spoorer
• spoorers
• spooring
• spoors
• spoot
• spoots
• sporadic
• sporadical