The Collaborative International Dictionary
Knight-errantries
Knight-errantry \Knight"-er`rant*ry\, n.; pl. Knight-errantries. The character or actions of wandering knights; the practice of wandering in quest of adventures; chivalry; a quixotic or romantic adventure or scheme.
The rigid guardian [i. e., conscience] of a blameless
heart
Is weak with rank knight-erratries o'errun.
--Young.
Wiktionary
knight-errantries
n. (knight-errantry English)