The Collaborative International Dictionary
Proverbialist
Proverbialist \Pro*ver"bi*al*ist\, n. One who makes much use of proverbs in speech or writing; one who composes, collects, or studies proverbs.
Wiktionary
proverbialist
n. 1 One who makes much use of proverbs in speech or writing. 2 One who composes, collects, or studies proverbs.