ice axe 
noun
An axe used by climbers for cutting footholds in ice, having a head with one pointed and one flattened end, and a spike at the foot.By stepping down hard I actually made a stable foothold, and then used my ice axe to probe the next foothold....
- But, despite traversing steep alpine regions, he did not pack crampons, an ice axe or an emergency distress beacon.
- In the depths of winter, I also need an ice axe and crampons and food and water in case of emergencies.
- porcini
- porcinity
- porcupinal
- porcupine
- porcupine crab
- porcupine disease
- porcupine fish
- porcupine grass
- porcupine-like
- porcupine man
- Porcupine River
- porcupine roller
- porcupine skin
- porcupine wood
- porcupinish
- porcupiny
- pore
- pore area
- pore-like
- porencephalia
- porencephalic
- porencephalous
- porencephalus
- porencephaly
- pore pressure