tantamount /tanˈtə-mownt/

1. (with to) amounting to as much or to the same
2. Equivalent
3. Equal in value or meaning

• night-porters
• night-rail
• night-rails
• night-raven
• night-ravens
• night-rest
• night-rests
• nightrider
• nightriders
• night-robe
• night-robes
• night-rule
• night-rules
• nights
• night safe
• night safes
• night school
• night schools
• night-season
• night-seasons
• nightshade
• nightshades
• night shift
• night shifts
• nightshirt