Cape Pun

Q: What do you call the slang name for a cape?

A: A cloak-quialism!

(Rating: 2.5/5.  Colloquialism, cloak-qualism?  Close, but a bit contrived.)

Rough Seas Pun

 Q:  What do you call a disturbance on the sea?

A: Comm-ocean!

(Rating: 3/5.  This pun graciously supplied by the esteemed contributor Ms. X.) 

Flower pun

 My mother mentioned that she wasn't planning out the locations of the orchids.

I said that the garden might end up looking dis-orchid-nized.

(Rating: 2.5/5.  Takes a few tries to get it to sound right.)