Meaning : Something hard to endure.
Example :
The asperity of northern winters.
Synonyms : asperity, grimness, hardship, rigorousness, rigour, rigourousness, severeness, severity
Meaning : Excessive sternness.
Example :
Severity of character.
The harshness of his punishment was inhuman.
The rigors of boot camp.
Synonyms : hardness, harshness, inclemency, rigorousness, rigour, rigourousness, severeness, severity, stiffness
Rigor meaning in Bengali (Bangla).