inconstant
Concise Oxford English Dictionary © 2008 Oxford University Press:
inconstant/ɪnˈkɒnstənt/
▶adjective frequently changing; variable or irregular.
– derivatives
inconstancy noun (pl. inconstancies),
inconstantly adverb.
inconstancy noun (pl. inconstancies),
inconstantly adverb.
'inconstant' also found in these Oxford entries:

