persistent
adjective
[ pəˈsɪst(ə)nt ]
• continuing firmly or obstinately in an opinion or course of action in spite of difficulty or opposition.
• "an attempt to stop persistent drink-drivers"
Similar:
tenacious,
persevering,
determined,
resolute,
purposeful,
dogged,
single-minded,
tireless,
indefatigable,
pertinacious,
patient,
diligent,
assiduous,
sedulous,
unflagging,
untiring,
unwavering,
insistent,
importunate,
relentless,
unrelenting,
stubborn,
intransigent,
obstinate,
obdurate,
• continuing to exist or occur over a prolonged period.
• "persistent rain will affect many areas"
Similar:
continuing,
constant,
continual,
continuous,
non-stop,
lasting,
never-ending,
steady,
uninterrupted,
unbroken,
interminable,
incessant,
unceasing,
endless,
unending,
perpetual,
unremitting,
unrelenting,
relentless,
unrelieved,
sustained,
chronic,
permanent,
lingering,
nagging,
frequent,
repeated,
habitual,
• (of a part of an animal or plant, such as a horn, leaf, etc.) remaining attached instead of falling off in the normal manner.