inexpiable
词形变化：
词义辨析：
同义:
a.无法修复的, 无法抵偿的, 不可原谅的
irreparable
irremediable
unjustifiable
unforgivable
inexcusable
unpardonable
a.严重的, 邪恶的, 犯罪的, 下流的
serious
grave
mortal
criminal
felonious
vile
heinous
sinful
bad
evil
wicked
villainous
nefarious
a.不能平息的, 无同情心的, 冷酷的, 不屈服的, 刚强的, 残酷的
implacable
unappeasable
merciless
unmerciful
pitiless
unpitying
unforgiving
hardhearted
stony-hearted
cold-blooded
heartless
uncompassionate
inhumane
inexorable
unrelenting
relentless
stern
strict
rigid
unbending
unyielding
ruthless
cruel
harsh
sever