noun - the action of showing something to be right or reasonable; a good reason or explanation for something
noun, literary - great courage in the face of danger, especially in battle
noun - a person or organization that puts money into financial schemes, property, or a business with the expectation of achieving a profit
noun, British English, informal - a day off work or school taken by someone who claims to be ill but actually is not
adjective - not feeling worried or upset; free from problems or difficulties
adverb - to a very great extent; extremely or immensely
noun - an extra or replacement component that can be used to repair or replace a part of a machine, vehicle, or other equipment when it fails or becomes worn out
adverb - in a manner that is overpowering or very intense