varying
She sat on the bench all morning with an unvarying expression of misery.
The new machine is able to produce coffee of excellent and unvarying quality.
They did the experiment several more times and always got the same unvarying result.
He sold the kits at an unvarying price of £100.

SMART Vocabulary: related words and phrases

Similar and the same
adjacent
affinity
akin
alike
allied
ballpark
be no better than (a) somethingidiom
congruent
ditto
equivalence
equivalency
equivalent
equivalent of something
equivalent to something
next door
non-distinctive
not make any differenceidiom
of the kindidiom
respecter
synonymous