
1) Cruel 2) Feral 3) Fierce 4) Furious 5) Savage 6) Violent
Found on
https://www.crosswordclues.com/clue/ferocious

1) Fierce 2) Fierce or savage 3) Furious 4) Savage 5) Savagely fierce 6) Violent
Found on
https://www.crosswordclues.com/clue/ferocious

• (a.) Fierce; savage; wild; indicating cruelty; ravenous; rapacious; as, ferocious look or features; a ferocious lion.
Found on
http://thinkexist.com/dictionary/meaning/ferocious/
Fe·ro'cious adjective [ Latin
ferox ,
-ocis , fierce: confer French
féroce . See
Ferocity .] Fierce; savage; wild; indicating cruelty; ravenous; rapacious; as,
ferocious look or features; a
ferocious lion. « The humbled power of a
ferocious en...
Found on
http://www.encyclo.co.uk/webster/F/20

[
adj] - marked by extreme and violent energy
Found on
http://www.webdictionary.co.uk/definition.php?query=ferocious

ferocious 1. Marked by extreme and violent energy. 2. Savagely fierce, cruel, or violent. 3. Marked by unrelenting intensity, very great, extreme: 'The ferocious heat has been unbearable.'
Found on
http://www.wordinfo.info/words/index/info/view_unit/3874/

mean, scary,
Found on
https://sciencetrek.org/sciencetrek/topics/bears/glossary.cfm
fierce adjective marked by extreme and violent energy; `a ferocious beating`; `fierce fighting`; `a furious battle`
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.