Synonyms of instability in English:

instability


See definition of instability

noun

1‘the instability of political life’

SYNONYMS

unreliability, uncertainty, unpredictability, unpredictableness, precariousness, unsteadiness, insecurity, vulnerability, perilousness, riskiness

impermanence, temporariness, transience, inconstancy, changeability, variability

fluidity, fluctuation, rise and fall, rising and falling

informal chanciness, iffiness

British informal dodginess

literary mutability

ANTONYMS

stability

2‘her emotional instability’

SYNONYMS

changeableness, variability, capriciousness, volatility, flightiness, fitfulness, vacillation, oscillation, unpredictability, unpredictableness

moodiness, a tendency to blow hot and cold

unsoundness, frailty, infirmity, weakness, irregularity, abnormality

rare erraticism

ANTONYMS

stability

3‘the instability of the building's foundations’

SYNONYMS

unsteadiness, unsoundness, shakiness, ricketiness, wobbliness, frailty, fragility, flimsiness, insubstantiality

ANTONYMS

stability, soundness