engroove or ingroove /in-groovˈ/

1. To cut a groove or furrow in
2. To fit into a groove

• underrunning
• underrunnings
• underruns
• undersaid
• under sail
• undersaturated
• under-sawyer
• under-sawyers
• undersay
• undersaye
• undersayes
• undersaying
• undersays
• under-school
• under-schools
• underscore
• underscored
• underscores
• underscoring
• underscrub
• underscrubs
• undersea
• under seal
• underseal
• undersealed