assiduous
hard-working, diligent
assuage
to ease, pacify
atypical
not typical, unusual
audacious
excessively bold
balk
to stop, block abruptly
banal
dull, commonplace
bane
a burden
benevolent
marked by goodness or doing good
benign
favorable, not threatening, mild
bias
a tendency, inclination, prejudice
candor
honesty, frankness
esoteric
understood by only a select few
ethereal
heavenly, exceptionally delicate or refined
fastidious
meticulous, demanding, having high and often unattainable standards
fidelity
loyalty, devotion
fortuitous
happening by chance, often lucky or fortunate
fraught
(usually used with "with") filled or accompanied with
furtive
secretive, sly
inane
silly and meaningless
nefarious
heinously villainous
odious
instilling hatred or intense displeasure
perfunctory
showing little interest or enthusiasm
propagate
to multiply, spread out
remiss
negligent, failing to take care
salient
significant, conspicuous