Dictionary of Australian Analogies, Similes, & Idioms: Descriptive, Informative, Audacious in the Extreme

What is an An-al-o-gy?
A similarity between like features of two things which are quite different from each other, on which, a comparison may be based: The Analogy between the heart and a pump. Writers use analogies as a literary technique as a play-on-words or for the purpose of wit or amusement.

What is a Simile?
A simile is (dictionary form) a figure of speech that makes a comparison showing similarities between two different things, the resemblance is drawn by use of like or as (they are) like two peas in a pod (he is) as a slippery as an eel.