STABLEST Antonyms

• having unpredictable ups and downs

• not firm or firmly fixed; likely to fail or give way

• lacking in security or safety

• lacking self-confidence or assurance

• not safe from attack

• affording no ease or reassurance

• fraught with danger

• not secure; beset with difficulties

• inclined to shake as from weakness or defect

• vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze

• not secure; beset with difficulties

• not worthy of reliance or trust

• liable to be erroneous or misleading

• dangerously unstable and unpredictable

• lacking a sense of responsibility

• lacking stability or fixity or firmness

• highly or violently reactive

• affording no ease or reassurance

• suffering from severe mental illness

• disposed to psychological variability

• subject to change; variable

• subject to change or variation

• not firmly or solidly positioned

• evaporating readily at normal temperatures and pressures

• a volatile substance; a substance that changes readily from solid or liquid to a vapor

• liable to lead to sudden change or violence

• marked by erratic changeableness in affections or attachments

• tending to vary often or widely

• a member of the Industrial Workers of the World

• inclined to shake as from weakness or defect