Synonyms of the word

rigorousness

• n. The property of being rigorous, strictness.

asperity

• n. Roughness as of stone or weather.
• n. Harshness, as of temper.
• n. Something that is harsh and difficult to endure.
• n. (geology) A part of a geological fault line that does not move.

difficultness

• n. The state or quality of being difficult.

difficulty

• n. The state of being difficult, or hard to do.
• n. An obstacle that hinders achievement of a goal.
• n. Physical danger from the environment, especially with risk of drowning.

grimness

• n. The characteristic or quality of being grim.

hardness

• n. The quality of being hard.
• n. An instance of this quality; hardship.
• n. (inorganic chemistry) The quantity of calcium carbonate dissolved in water, usually expressed in parts…
• n. The resistance to scratching, cutting, indentation or abrasion of a metal or other solid material.
• n. (physics) The penetrating ability of electromagnetic radiation, such as x-rays; generally, the shorter…
• n. The measure of resistance to damage of a facility, equipment, installation, or telecommunications infrastructure…

hardship

• n. Difficulty or trouble; hard times.
• v. (transitive) To treat (a person) badly; to subject to hardships.

harshness

• n. The quality of being harsh.

inclemency

• n. The quality of being inclement; lack of clemency.
• n. Something that is inclement.

rigor

• n. US spelling of rigour.
• n. (slang) an abbreviated form of rigor mortis.

rigour

• n. Severity or strictness.
• n. A trembling or shivering response.
• n. Character of being unyielding or inflexible.
• n. Shrewd questioning.
• n. Higher level of difficulty.
• n. (Britain, slang) Misspelling of rigor. An abbreviated form of rigour mortis.

rigourousness

• n. Nonstandard spelling of rigorousness.

severeness

• n. The property of being severe.

severity

• n. The state of being severe.
• n. The degree of something undesirable; badness or seriousness.

sternness

• n. (uncountable) The state or quality of being stern.
• n. (countable) The result or product of being stern.

stiffness

• n. Rigidity or a measure of rigidity.
• n. Inflexibility or a measure of inflexibility.
• n. Inelegance, lacking relaxedness.
• n. muscular tension due to unaccustomed or excessive exercise or work.

strictness

• n. (uncountable) The state or quality of being strict.
• n. (countable) The result or product of being strict.