crucial /krooˈshəl/

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

• variable costs
• variable gear
• variable-geometry aeroplane
• variable-geometry aeroplanes
• variable interest rate
• variableness
• variablenesses
• variable-pitch propeller
• variable-pitch propellers
• variable region
• variable regions
• variables
• variable star
• variable stars
• variable-sweep
• variably
• variae lectiones
• variance
• variances
• variant
• variant Creutzfeldt-Jakob disease
• variants
• variate
• variated
• variates