stability

1 the ability to withstand force or stress without being distorted, dislodged, or damaged the bridge was designed with such great stability that it supposedly will not collapse even under the harshest weather conditions Synonyms firmness, soundness, strength, sturdiness Related Words dependability, durability, reliability; solidity, solidness; cohesion, toughness Near Antonyms insubstantiality, unsoundness, unsubstantiality; weakness Antonyms insecurity, instability, precariousness, shakiness, unstableness, unsteadiness

2 the state of continuing without change the stability of the regime is in jeopardy Synonyms changelessness, fixedness, immutability, immutableness, invariability, constancy, steadiness, unchangeablenessRelated Words consistency, regularity, sameness, uniformity; durability, enduringness, lastingness, permanenceNear Antonyms aperiodicity, inconsistence, inconsistency, irregularity, unevenness; caducity, evanescence, impermanenceAntonyms capriciousness, changeability, changeableness, fickleness, instability, mutability, unpredictability, unsteadiness, variability, variableness, volatileness, volatility