LOL, I had to look up the word "curmudgeon".Role:
Thomas Edison/Tom - 45-60. A likeable curmudgeon with a sly sense of humor and wisdom bourne of experience. Powerful, confident and tireless. Always at work, fueled by the lure of useful invention.
cur⋅mudg⋅eon
/kərˈmʌdʒən/ Show Spelled Pronunciation [ker-muhj-uhn] –noun
a bad-tempered, difficult, cantankerous person.
Origin:
1570–80; unexplained; perh. cur- repr. cur
cur·mudg·eon (kər-mŭj'ən)
n. An ill-tempered person full of resentment and stubborn notions.
Related forms:
cur⋅mudg⋅eon⋅ly, adjective
Synonyms:
grouch, crank, bear, sourpuss, crosspatch.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.