erratic

English Thesaurus

1. liable to sudden unpredictable change (adj.all)

similar	:	changeable, changeful,
definition	:	such that alteration is possible; having a marked tendency to change (adj.all)

2. likely to perform unpredictably (adj.all)

similar	:	undependable, unreliable,
definition	:	not worthy of reliance or trust (adj.all)

3. having no fixed course (adj.all)

similar	:	unsettled,
definition	:	not settled or established (adj.all)

4. liable to sudden unpredictable change (adj.all)

derivation	:	faithlessness, falseness, fickleness, inconstancy,
definition	:	unfaithfulness by virtue of being unreliable or treacherous (noun.attribute)

derivation	:	faithlessness, falseness, fickleness, inconstancy,
definition	:	unfaithfulness by virtue of being unreliable or treacherous (noun.attribute)