inconstant

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

likely to change frequently often without apparent or cogent reason;
variable
- inconstant affections
- an inconstant lover
- "swear not by...the inconstant moon"- Shakespeare
• Ant:
constant
• Similar to:
false, untrue, fickle, volatile
• See Also:
changeable, changeful, unfaithful, unstable, variable, volatile
• Derivationally related forms:
inconstancy
• Attrubites:
constancy, stability