League
Part of speech: verb
Definition: To form an association.
Part of speech: noun
Definition: A group or association of cooperating members. An organization of sports teams which play against one another for a championship. The distance that a person can walk in one hour, commonly taken to be approximately three English miles (about five kilometers).
Example sentence: Brooks Robinson belongs in a higher league.
Conference
Part of speech: noun
Definition: A multilateral diplomatic negotiation.A formalized event where scientists present their research results in speeches, workshops, posters or by other means.An event organized by a for-profit or non-profit organization to discuss a pressing issue -- like a new product, market trend or government regulation -- with a range of speakers.
Example sentence: If any foreign minister begins to defend to the death a 'peace conference', you can be sure his government has already placed its orders for new battleships and airplanes.