arch-enemy /ärch-enˈə-mi/

1. A chief enemy
2. Satan (also arch-felˈon, arch-fiendˈ, arch-foeˈ)

• milksops
• milk stout
• milk stouts
• milk sugar
• milk sugars
• milk teeth
• milk thistle
• milk thistles
• milk tooth
• milk train
• milk trains
• milk-tree
• milk-trees
• milk vetch
• milk vetches
• milk-walk
• milk-walks
• milk-warm
• milkweed
• milkweed butterfly
• milkweeds
• milk-white
• milkwood
• milkwoods
• milkwort