crucial /krooˈshəl/

1. Testing or decisive
2. Essential, very important
3. Very good (slang)
4. Crosslike
5. Of the nature of a crux

• smasheroos
• smashers
• smashes
• smash hit
• smash hits
• smashing
• smashingly
• smashings
• smash-up
• smash-ups
• smatch
• smatched
• smatches
• smatching
• S-matrix
• smatter
• smattered
• smatterer
• smatterers
• smattering
• smatteringly
• smatterings
• smatters
• smaze
• smazes