penitent
repentant
anxious
apologetic
ashamed
bad
bitter
compassionate
compunctious
conscience-smitten
conscience-stricken
contrite
embarrassed
full of remorse
guilty
humbled
humiliated
mortified
penitential
pitiable
regretful
repining
rueful
self-accusing
self-condemning
self-convicting
self-debasing
self-flagellating
self-humiliating
self-punishing
self-reproaching
shamed
shamefaced
shamefast
shameful
sorrowful
sorry
unhappy about
wistful
woeful
remorse
remorsefully
remorsefulness
agonize
heartfelt
heartrending
homesick
inexpressible
intensest
nostalgic
pent-up
perturb
piteous
poignant
reproachful
resentful
reverential
sadden
tearful
forceful
resourceful
unremorseful
unrepentant