14-Letter Words Matching ____TH________

There are 40 14-letter words that match ____TH________. 11 are common words, such as ANESTHESIOLOGY and ANTITHETICALLY. A rarer one is STADTHOLDERATE. In this set, I is the most frequent open letter (34 words). 9 words contain a doubled letter.

Full list 40

Common words

anesthesiologyantitheticallybreathlessnessbreathtakinglyhypotheticallyhypothyroidismlightheartedlyornithologicalornithologiststogethernessesunenthusiasticanesthetically
anesthesiologyantitheticallybreathlessnessbreathtakinglyhypotheticallyhypothyroidismlightheartedlyornithologicalornithologiststogethernessesunenthusiasticanestheticallydemythologizeddemythologizesdiphthongizingempatheticallyforethoughtfulornithischiansprostheticallyprosthodonticsprosthodontistspinthariscopestoutheartedlydemythologizerendotheliomatafaintheartedlygreatheartedlyhypothecationsimmethodicallyinauthenticitymesotheliomatametatheticallymonotheisticalnaphthylaminesnorethindronesopisthobranchspolytheisticalremythologizedremythologizesstadtholderate

About this list

Words
40 (11 common words)
Common example
anesthesiology
Rare example
stadtholderate
Doubled letters
9
Ending in S
11
Most frequent letter
I (34)

Questions

How many 14-letter words matching ____th________ are there?

40. 11 of them are common words.

What is a common example?

ANESTHESIOLOGY is among the common words in this set.