Search Result for "frightening": 
Wordnet 3.0

NOUN (1)

1. the act of inspiring with fear;
[syn: terrorization, terrorisation, frightening]


ADJECTIVE (1)

1. causing fear or dread or terror;
- Example: "the awful war"
- Example: "an awful risk"
- Example: "dire news"
- Example: "a career or vengeance so direful that London was shocked"
- Example: "the dread presence of the headmaster"
- Example: "polio is no longer the dreaded disease it once was"
- Example: "a dreadful storm"
- Example: "a fearful howling"
- Example: "horrendous explosions shook the city"
- Example: "a terrible curse"
[syn: awful, dire, direful, dread(a), dreaded, dreadful, fearful, fearsome, frightening, horrendous, horrific, terrible]


The Collaborative International Dictionary of English v.0.48:

Frighten \Fright"en\, v. t. [imp. Frightened; p. pr. & vb. n. Frightening.] [See Fright, v. t.] To disturb with fear; to throw into a state of alarm or fright; to affright; to terrify. [1913 Webster] More frightened than hurt. --Old Proverb. [1913 Webster]
WordNet (r) 3.0 (2006):

frightening adj 1: causing fear or dread or terror; "the awful war"; "an awful risk"; "dire news"; "a career or vengeance so direful that London was shocked"; "the dread presence of the headmaster"; "polio is no longer the dreaded disease it once was"; "a dreadful storm"; "a fearful howling"; "horrendous explosions shook the city"; "a terrible curse" [syn: awful, dire, direful, dread(a), dreaded, dreadful, fearful, fearsome, frightening, horrendous, horrific, terrible] n 1: the act of inspiring with fear [syn: terrorization, terrorisation, frightening]
Moby Thesaurus II by Grady Ward, 1.0:

41 Moby Thesaurus words for "frightening": alarming, appalling, awing, browbeating, bulldozing, bullying, chilling, cowing, daunting, demoralization, deterrent, deterring, dire, disconcerting, discouraging, disheartening, dismaying, disquieting, distressing, dreadful, fear-inspiring, fearful, fearsome, formidable, frightful, hair-raising, harrowing, hectoring, horrifying, intimidating, intimidation, overawing, petrifying, psychological warfare, scaring, scary, shocking, spooky, startling, terrifying, war of nerves