“What do you call a dentist who doesn’t like tea?”/“Denis.”

A tea riddle has been printed on several images:
 
Q: What do you call a dentist who doesn’t like tea?
A: Denis.
 
That is, the letter “T” is removed from the word “dentist.” The joke was posted on Twitter on November 1, 2013.
 
   
Twitter
Cotteswold House
@cotteswoldhouse
#fridayjoke
Q: What do you call a dentist who doesn’t like tea?
A: Denis.
9:20 AM - 1 Nov 2013
 
Twitter
CalabasasDental Care
@SmileCalabasas
What do you call a dentist who doesn’t like tea? ..... Denis.
12:19 PM - 4 Nov 2013
   
Twitter
Burley Dental Suite
@theburleydental
What do you call a dentist who doesn’t like tea?
Denis
3:57 AM - 5 Nov 2013
 
Dentistry Forums
Dentist Joke   
Q: What do you call a dentist who doesn’t like tea?
A: Denis.
Rex Fuller, Dec 20, 2013
 
21 June 2014, The Australian (Canberra, Australia), “Biting questions of style and chicanery” by John Connolly, pg. 14:
The dentist of the year gets a little plaque; a dentist who doesn’t like tea is called Denis and the Buddhist refused a Novocain injection during root canal treatment because he wanted to transcend dental medication.
     
4 October 2015, Sunday Telegraph (Surry Hills, New South Wales), “Laugh Till Your Face Hurts,” pg. 73:
Q: What do you call a dentist who doesn’t like tea?
A: Denis!
 
Facebook
Smile Workshop
September 26, 2016 ·
What do you call a dentist who doesn’t like tea? Denis.
 
Reddit—Cleanjokes
What do you call a dentist who doesn’t like tea? (self.cleanjokes)
submitted May 14, 2018 by chacham2
Denis.