1. Fitting closely
   "the vest fit snugly" 
2. Safely protected
   "concealed snugly in his hideout" 
3. Warmly and comfortably sheltered
   "sitting snugly by the fireside while the storm raged"

See also: snug

• effable
• efface
• effaceable
• effacement
• effect
• effected
• effecter
• effective
• effectively
• effectiveness
• effectivity
• effector
• effects
• platen
• plater
• plateresque
• platform
• platform bed
• platform game
• platform rocker
• platformer
• Plath
• Platichthys
• Platichthys flesus
• platina