Synonyms: rigor, rigorousness, rigour, rigourousness, severeness, severity, inclemency, hardness, harshness, stiffness
Definition: excessive sternness
Usage: severity of character; the harshness of his punishment was inhuman; the rigors of boot camp
Similar words: sternness, strictness
Definition: uncompromising resolution
Synonyms: asperity, severeness, severity, hardship, grimness, rigor, rigorousness, rigour, rigourousness
Definition: something hard to endure
Usage: the asperity of northern winters
Similar words: difficultness, difficulty
Definition: the quality of being difficult
Usage: they agreed about the difficulty of the climb
Synonyms: rigor, rigour, validity, cogency
Definition: the quality of being valid and rigorous
Similar words: credibility, credibleness, believability
Definition: the quality of being believable or trustworthy