Appalling vs Monstrous - What's the difference?

Appalling is a related term of monstrous.

is that appalling is horrifying and astonishing while monstrous is hideous or frightful.

is .

(head)

(en adjective)

Horrifying and astonishing.

That was an appalling waste of money.

* Not to be confused with appealing.

* awful, grotesque, horrid, hideous, terrible

* appallingly

(en adjective)

hideous or frightful

* Shakespeare

So bad a death argues a monstrous life.

enormously large

a monstrous height

a monstrous ox

freakish or grotesque

* John Locke

a monstrous birth

* Jeremy Taylor

He, therefore, that refuses to do good to them whom he is bound to love is unnatural and monstrous in his affections.

of, or relating to a mythical monster; full of monsters

* Milton

Where thou, perhaps, under the whelming tide / Visitest the bottom of the monstrous world.

(obsolete) marvellous; strange

* See also