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

• conditioned avoidance
• conditioned avoidance response
• conditioned emotion
• conditioned emotional response
• conditioned reaction
• conditioned reflex
• snips
• snit
• snitch
• snitcher
• snivel
• sniveler
• sniveling
• sniveller
• snivelling
• Sno-cat
• snob
• snobbery
• snobbish
• snobbishly
• snobbishness
• snobbism
• snobby
• snod
• snoek