could care fewer
could have cared less
alertless
uncaring
easiness
hell if I care
disregard
neglecter
lightheadedness
inadvisedly
negligent
minor
uncared-for
no wuckas
negligence
shrinking
dastardling
underdo
neglectfulness
unchoice
gloss over
neglect
imprepared
inexpediency
sparring
uncare
principle of insufficient reason
inattentiveness
set aside
inacceptably
negligible
take it or leave it
underindulge
carelessness
underpayment
lowering
malappropriate
lackadaisically
subordinate
banjo dulcimer
all one
sparsing
trouble
complify
unbearingly
lacklustrous
underattend
can't be fucked
whateverness
unattentively
inattentive
unamusement
nipcheese
lax
isn't
bore
hooraw
absentness
persuasibly
regardless
irresponsible
inoptimal
hanky-pank
indifferent
gloss
occasionalism
unexpensively
unremittently
drop away
inexplainably
nonce
unstaining
nolleity
de minimis
dampen
inanimate
potter
liberalization
Kakadu plum
underprovision
relaxation
liberalisation
undertone
uninterest
lichtly
sophisticate
nonendorsable
fribble
make a federal case out of something
like a hole in one's head
swish
unfussiness
underthink
misregardful