Synonyms of inconstant in English:

inconstant


See US English definition of inconstant

See UK English definition of inconstant

See Spanish definition of inconstante

adjective

1‘the exact dimensions are not easily measured since they are inconstant’

SYNONYMS
variable, varying, changeable, changing, irregular, shifting, fluctuating, inconsistent, not constant, unsettled, unfixed, mutable, unstable, unsteady
informal peaky
technical labile
rare changeful, fluctuant, variational
ANTONYMS

constant, consistent

2‘an inconstant lover’

SYNONYMS
fickle, faithless, unfaithful, false, false-hearted, wayward, undependable, unreliable, untrustworthy, changeable, capricious, volatile, mercurial, flighty, chameleon-like, unpredictable, erratic, unstable
informal blowing hot and cold, cheating, two-timing
ANTONYMS

faithful, dependable