difficult Synonyms - page 3
unrelaxed
unhelpful
supercritical
struggleful
rockbound
barriered
back-breaking
picky
pernickety
unreadable
unbearable
nerve-wracking
nerve-racking
high tech
hardball
untimely
unseasonable
unruly
ungovernable
unfavorable
uncontrollable
uncomfortable
uncheckable
troublous
trouble
troubling
troubled
touchy
unwieldy
upstream
vexing
unfathomable
unaccommodating
worrying
worrisome
willful
wilful
wildering
weighty
weatherworn
wearying
wearisome
wayward
vexatious
tortuous
finikin
distressing
disruptive
disobliging
disobedient