Troth
Part of speech: noun
Definition: the state of being pledged to marry someone; betrothal, engagement the promise or pledge so given as an act of fidelity
Engagement
Part of speech: noun
Definition: an appointment, especially to speak or performconnection or attachment(countable or uncountable) the period of time when marriage is planned or promisedthe point at which the fencers are close enough to join blades, or to make an effective attack during an encounterIn air defense, an attack with guns or air-to-air missiles by an interceptor aircraft, or the launch of an air defense missile by air defense artillery and the missile's subsequent travel to intercept. (JP 1-02 Department of Defense Dictionary of Military and Associated Terms).A tactical conflict, usually between opposing lower echelons maneuver forces. (JP 1-02 Department of Defense Dictionary of Military and Associated Terms).In naval parlance, the use of a munition, weapon or decoy to carry out an offensive or defensive action.In any situation of conflict, an actual instance of active hostilities.
Example sentence: Agriculture changes the landscape more than anything else we do. It alters the composition of species. We don't realize it when we sit down to eat, but that is our most profound engagement with the rest of nature.