Frightful vs Rightful - What's the difference?

As adjectives the difference between frightful and rightful

is that frightful is (obsolete): full of fright; affrighted; frightened while rightful is by right, by law.

(Webster 1913)

* frightfull (archaic)

(en adjective)

(obsolete): Full of fright; affrighted; frightened.

Full of that which causes fright; exciting alarm; impressing terror; shocking; as, a frightful chasm, or tempest; a frightful appearance.

(Used as an intensifier)

We wasted a frightful amount of money on renovations.

* terrible * dreadful * alarming * fearful * terrific * awful * horrid * horrible * shocking

(head)

By right, by law.

Who shall pull this sword from the stone is rightful king of England. ^(w)

* wrongful * unrightful