Definition of frightful:
stately, marvellous, grand, tremendous, fantastic, enormous, uncanny, timorous, ominous, hair-raising, howling, majestic, horrific, frightening, worthless, horrifying, extraordinary, august, awing, fear, surly, amazing, alarming, awesome, wondrous, macabre, atrocious, portentous, flagitious, fearsome, spooky, cowardly, repellent, inconceivable, wretched, wicked, solemn, shocking, nasty, good, horrendous, imposing, scary, unspeakable, charming, bloodcurdling, terrible, bad, painful, formidable, rattling, disturbing, eerie, harrowing, severe, horrible, dreaded, calamitous, awe-inspiring, unworthy, gruesome, despicable, grievous, noble, dread, offensive, disquieting, monstrous, demoralizing, terrific, awed, trepid, weird, redoubtable, marvelous, grisly, lurid, vile, ugly, abominable, wonderful, slimy, direful, fearful.
- "The Reclaimers", Margaret Hill McCarter.
- "The Keeper of the Door", Ethel M. Dell.
- "Eastern Tales by Many Story Tellers", Various.