parvanimity
/ˌpɑːvəˈnɪmɪtɪ/Now rare
noun
Smallness of mind, meanness; an example of this.
Origin
Late 17th century; earliest use found in Robert Boyle (1627–1691), natural philosopher. From classical Latin parvus small + animus mind + -ity, probably formed as an antonym of magnanimity.