HF

High frequency

hf

Half

Hf (chem)

Hafnium

• photo finishes
• photofission
• photofissions
• Photofits
• Photofit®
• photoflood
• photoflood lamp
• photoflood lamps
• photofloods
• photog
• photog.
• photogen
• photogene
• photogenes
• prismoid
• prismoidal
• prismoids
• prisms
• prismy
• prison
• prison bars
• prison-breaker
• prison-breakers
• prison-breaking
• prison camp