Here are the possible solutions for they often have deep ends clue
Answer
Clue
Relevancy
pools
Clue
They often have deep ends
Definition
POOL, to contribute to a common fund
age
Clue
Number which some would have you believe ends in 9 much more often than it ends in 0
Definition
to grow old
sex
Clue
We, as a species, have to have it [Ink Well ends June 25 - sign up at avxwords.com to keep getting great indie xwords!]
actfive
Clue
When "All's Well That Ends Well" ends
newt
Clue
Gingrich who said "females have biological problems staying in a ditch for thirty days because they get infections and they don't have upper body strength"
Definition
a tailed amphibian of the salamander family, also EWT
okras
Clue
They're often deep-fried
Definition
OKRA, a tropical plant of the mallow family, with edible pods, aka gumbo