The Oxford Thesaurus An A-Z Dictionary of Synonyms - readiness n.

1) willingness, cheerfulness, good will, eagerness, agreeableness, graciousness: Her readiness to help marked her as truly charitable. 2) promptness, quickness; facility, ease, skill, adroitness, expertness, proficiency: The readiness with which he gave expert advice on gardening made him very popular with his neighbours. 3) in readiness. See ready, 1, below.