Synonyms of the word

monotony

• n. Tedium as a result of repetition or a lack of variety.
• n. (mathematics) The property of a monotonic function.
• n. The quality of having an unvarying tone or pitch.

constancy

• n. (uncountable) The quality of being constant; steadiness or faithfulness in action, affections, purpose,…
• n. (countable) An unchanging quality or characteristic of a person or thing.

humdrum

• adj. Lacking variety or excitement; dull; boring.
• n. The quality of lacking variety or excitement; dullness; monotony.

sameness

• n. the quality of being the same; identity.
• n. the state of being equivalent; equality.
• n. a tiring lack of variety; monotony.

stability

• n. The condition of being stable or in equilibrium, and thus resistant to change.
• n. The tendency to recover from perturbations.