An obsession is like a monkey on one's back, constantly nagging and consuming one's thoughts.
A simile.
A metaphor
As quick as a wink is a simile. ----
It is a simile.
simile It is an example of a simile (uses like or as). A simile in itself though is a type of metaphor.
bibliomania is an obsession of books
simile
that man
It is a similie as you are comparing (something) to how sly the fox is. A similie uses the words "like or "as".
Obsession is a noun.
Obsession is 5' 4".
if he has an obsession too. I really doubt it if its an obsession.