Ghast(a.) To strike aghast; to affright.
Ghastful(a.) Fit to make one aghast; dismal.
Ghastly(adv.) In a ghastly manner; hideously.
Ghastly(superl.) Like a ghost in appearance; deathlike; pale; pallid; dismal.
Ghastly(superl.) Horrible; shocking; dreadful; hideous.
Ghastness(n.) Ghastliness.

Words within ghasts