Akademik

rigourousness
noun
1. something hard to endure
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the asperity of northern winters

Syn:
asperity, ↑grimness, ↑hardship, ↑rigor, ↑rigour, ↑severity, ↑severeness, ↑rigorousness
Derivationally related forms: ↑severe (for: ↑severeness), ↑grim (for: ↑grimness)
Hypernyms: ↑difficulty, ↑difficultness
Hyponyms: ↑sternness
2. excessive sternness
-

severity of character

-

the harshness of his punishment was inhuman

-

the rigors of boot camp

Syn:
severity, ↑severeness, ↑harshness, ↑rigor, ↑rigour, ↑rigorousness, ↑inclemency, ↑hardness, ↑stiffness
Derivationally related forms:
hard (for: ↑hardness), ↑inclement (for: ↑inclemency), ↑rigorous (for: ↑rigorousness), ↑rigorous (for: ↑rigor), ↑harsh (for: ↑harshness), ↑severe (for: ↑severeness), ↑severe (for: ↑severity)
Hypernyms: ↑sternness, ↑strictness

Useful english dictionary. 2012.