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1. The period of greatest prosperity or productivity
   - flower, prime, peak, heyday, bloom, blossom, flush
    
2. Any red eruption of the skin
   - rash, roseola, skin rash
    
3. The time and process of budding and unfolding of blossoms
   - blossoming, flowering, florescence, inflorescence, anthesis
    
4. A powdery deposit on a surface
   - bloom

Derived forms: efflorescences

Type of: crystallisation [Brit], crystallising [Brit], crystallization, crystallizing, development, eruption, growing, growth, maturation, ontogenesis, ontogeny, period, period of time, time period, time span

Encyclopedia: Efflorescence