1. In a physically fierce manner
   "they fought fiercely"
   - ferociously 
2. In an emotionally fierce manner
   "she was fiercely proud of her children"

See also: fierce

• systema respiratorium
• systema skeletale
• systema urogenitale
• systematic
• systematic desensitisation
• systematic desensitization
• systematical
• systematically
• systematics
• systematisation
• systematise
• systematiser
• systematism
• systematist
• systematization
• systematize
• systematizer
• systemic
• systemic circulation
• systemic lupus erythematosus
• systemically
• systemise
• systemiser
• systemize
• systemizer