Synonyms of rigour

Noun

1. cogency, validity, rigor, rigour, credibility, credibleness, believability

usage: the quality of being valid and rigorous

2. asperity, grimness, hardship, rigor, rigour, severity, severeness, rigorousness, rigourousness, difficulty, difficultness

usage: something hard to endure; "the asperity of northern winters"

3. severity, severeness, harshness, rigor, rigour, rigorousness, rigourousness, inclemency, hardness, stiffness, sternness, strictness

usage: excessive sternness; "severity of character"; "the harshness of his punishment was inhuman"; "the rigors of boot camp"

Definition and meaning of rigour (Dictionary)