Synonyms: 28
inflexibility
implacableness
incompliancy
inexorability
inexorableness
intransigency
obduracy
obdurateness
relentlessness
remorselessness
rigidness
stubbornness
austerity
hardness
harshness
rigor
rigorousness
severity
stringency
toughness
die-hardism
grimness
implacability
incompliance
inflexibleness
intransigence
sternness
strictness
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