Possible Clues:

• Self-denying person
• Severely self-disciplined sort
• Abstainer
• Opposite of ''epicurean''
• Hedonist's antithesis
• Frugal, like soccer team having had to spend pounds
• With time, this Nirvana-seeker can become ecstatic
• Hermit -- a person having doubts spending penny
• Austere knight leaves climb in Cairngorms, primarily
• Self-denying sort