cardinal (n.)
- aliquot
- antipope
- arch
- archbishop
- archdeacon
- archpriest
- banner
- bishop
- canon
- capital
- carmine
- carnation
- carnelian
- central
- cerise
- champion
- chaplain
- cherry
- chief
- coadjutor
- crimson
- curate
- damask
- dean
- decimal
- differential
- diocesan
- dominant
- essential
- even
- exarch
- exponential
- finite
- first
- flaming
- fraction
- fundamental
- glowing
- great
- hierarch
- hot
- imaginary
- impossible
- infinite
- infinity
- infrared
- integer
- integral
- irrational
- key
- leading
- lurid
- main
- maroon
- master
- metropolitan
- necessary
- negative
- numeral
- numerary
- odd
- ordinal
- pair
- papa
- patriarch
- penitentiary
- pontiff
- pope
- positive
- possible
- prebendary
- prelate
- premier
- primary
- primate
- prime
- principal
- puce
- radical
- ranking
- rational
- real
- reciprocal
- rector
- red
- rubric
- ruby
- ruling
- rust
- rusty
- scarlet
- sovereign
- special
- stammel
- star
- suffragan
- surd
- vermilion
- vicar
- vital
- warm
- wine
- wine-colored
cardinal (adj.)
- algorithmic
- aliquot
- arch
- banner
- capital
- carmine
- carnation
- central
- cerise
- champion
- cherry
- cherry-red
- chief
- constitutive
- controlling
- crimson
- crowning
- curate
- damask
- dean
- decimal
- differential
- digital
- diocesan
- dominant
- essential
- even
- exponential
- fiery
- figural
- figurative
- finite
- first
- flame-colored
- flaming
- focal
- foremost
- fractional
- fundamental
- glowing
- great
- hot
- imaginary
- important
- impossible
- infinite
- inflamed
- infrared
- integral
- irrational
- key
- laky
- leading
- logarithmic
- lurid
- magisterial
- main
- maroon
- master
- metropolitan
- necessary
- negative
- numeral
- numerary
- numeric
- odd
- ordinal
- overriding
- paramount
- penitentiary
- pivotal
- positive
- possible
- predominant
- preeminent
- premier
- preponderant
- prevailing
- primal
- primary
- prime
- principal
- radical
- ranking
- rational
- real
- reciprocal
- red
- reddened
- reddish
- reddish-brown
- rubicund
- ruby
- ruby-red
- ruddy
- ruling
- rust
- rust-red
- rusty
- scarlet
- sovereign
- special
- star
- stellar
- supreme
- surd
- topmost
- transcendental
- uppermost
- vermilion
- vinaceous
- vital
- warm
- wine-red