regrettable
regrettableness
too bad
ruesome
regretfully
repent
lamentably
sorriness
sayang
repine
sorry
regretting
regrettingly
regretfulness
whip the cat
rue the day
regretful
apology
apologize
Ichabod
guilt
compunction
wear sackcloth and ashes
fear
self-reproach
remorse
regretlessness
regrettably
regretter
desire
pity
regret
blamable
fault
could have, would have, should have
live to regret
shame
soz
ruefully
extenuable
vindicated
F
whipping boy
if only
not want to do that
explain
bewail
lament
deplore
penitent
bemoan
repentant
scapegoat
remorsefulness
pang of conscience
reprehensible
blamefulness
fallible
ochanee
fall
accidentality
vituperous
blameworthiness
misengender
afterthink
look back
eat one's words
attrite
ruefulness
no such luck
mea culpa
apologetic
my apologies
there but for the grace of God go I
rue
repentance
blamableness
resipiscence
satisfaction
attrition
faultworthy
take the fall
impenitence
offense
offence
palliate
miserable
pin on
hapless
culpable
in trouble