From Longman Dictionary of Contemporary Englishgraphologygra‧phol‧o‧gy /ɡræˈfɒlədʒi $ -ˈfɑː-/ noun [uncountable]  WRITEthe study of handwriting in order to understand people’s characters —graphologist noun [countable]
                                                    
                                                Examples from the Corpus
graphology• There will be plenty of money available from rich companies, just as soon as socioecology becomes as well-established as graphology and palm-reading.• At the time I was interested in graphology, and had experimented with various styles of handwriting.Origin graphology (1800-1900) French graphologie, from Greek graphein;  → -GRAPHY 
