We found 19 dictionaries that define the word fierceness:

General (15 matching dictionaries)

1. fierceness: Merriam-Webster
2. fierceness: Oxford Learner's Dictionaries
3. fierceness: Collins English Dictionary
4. fierceness: Vocabulary.com
5. Fierceness, fierceness: Wordnik
6. fierceness: Cambridge Advanced Learner's Dictionary
7. fierceness: Wiktionary
8. Fierceness, fierceness: Dictionary.com
9. fierceness: Rhymezone
10. fierceness: Webster's 1828 Dictionary
11. fierceness: FreeDictionary.org
12. fierceness: Mnemonic Dictionary
13. fierceness: TheFreeDictionary.com

Business (1 matching dictionary)

14. fierceness: Legal dictionary

Computing (1 matching dictionary)

15. fierceness: Encyclopedia

Slang (1 matching dictionary)

16. Fierceness: Urban Dictionary

Tech (1 matching dictionary)

17. AUTOMOTIVE TERMS (No longer online)

(Note: See fierce as well.)

Definitions from Wiktionary (fierceness) ▸ noun:  The state of being fierce. Similar: furiousness, ferocity, vehemence, wildness, fury, violence, fiercity, ferociousness, fieriness, feistiness, more... Opposite: gentleness, meekness, mildness, docility Types: anger, rage, fury, wrath, ire, hostility, spite, vindictiveness, bitterness, more... Adjectives: sudden, such, great, savage, certain, native, much, natural, very, equal, utmost ▸ Words similar to fierceness ▸ Usage examples for fierceness ▸ Idioms related to fierceness ▸ Wikipedia articles (New!) ▸ Popular adjectives describing fierceness ▸ Words that often appear near fierceness ▸ Rhymes of fierceness ▸ Invented words related to fierceness