We found 4 definitions of rigorousness from 3 different sources.
Noun |
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rigorousness - excessive sternness; "severity of character"; "the harshness of his punishment was inhuman"; "the rigors of boot camp" | ||
severity, severeness, harshness, rigor, rigour, rigourousness, inclemency, hardness, stiffness | ||
sternness, strictness uncompromising resolution | ||
rigorousness - something hard to endure; "the asperity of northern winters" | ||
asperity, grimness, hardship, rigor, rigour, severity, severeness, rigourousness | ||
difficultness, difficulty the quality of being difficult; "they agreed about the difficulty of the climb" |