Related Clues:

• Quite fond of
• ''Out of the frying pan, ___ ...''
• Serious about
• See 100-Across
• Involved in
• ''___ the Night'' (1985 film)
• Mad about
• Plow ___
• Jon Krakauer's "__ Thin Air"
• ''___ each life some rain ...''
• Gung-ho on
• Enthralled with
• '___ Thin Air' (1997 best seller)
• Occupied with
• Long division word