like a lamb to the slaughter
guiltlessly
purely
innocently
unflinchingly
unpunishably
unremorsefully
unguiltily
unpunishedly
unfelicitously
unblamefully
imperturbably
unstudiedly
unconscientiously
desperately
unseverely
catatonic
conscience-proof
noninflicted
unalleviatedly
helplessly
unperceivingly
remorselessly
irreprehensible
impotently
inexorably
choirboy
victimless
sitting duck
undesirably
unjudgmentally
unprejudicially
unwantedly
easy mark
unchary
unavoidably
blindfold
unobservantly
unrapidly
unintentionally
one's bark is worse than one's bite
unsalvageably
cleanly
undiligently
uncontrollably
unresistantly
uncharitably
incautiously
unhinderedly
unstudied