Spartan
austere
blue
corrective
demanding
disciplinal
disciplinary
exact
friars of the strict observance
intolerant
invariable
monkish
puritanic
puritanical
renunciant
renunciative
self-abnegating
self-denying
self-disciplined
self-restraining
severe
stern
Sabbatarian
Spartanic
absolute
absolutist
absolutistic
accurate
arbitrary
aristocratic
arrogant
aspersion
astringent
attentive
authoritarian
authoritative
autocratic
bigoted
bossy
careful
censorious
choicy
choosy
circumscription
close
cold-blooded
complete
compulsive
confined
confining
conscientious
constant
constrictive
correct
cramp
creedbound
critical
defined
delicate
despotic
detailed
dictatorial
direct
discriminating
discriminative
dogmatic
domineering
strain
stricture
stringent
proper
rigid
rigorous
traditional
addict
afflict
clicked
conflict
constrict
contradict
convict
depict
evict
handpicked
inflict
kicked
licht
licked
nicked
picked
predict
pricked
restrict
slicked
ticked
tricked
lax
lenient
permissive