15-Letter Words Matching ____OT_________

There are 33 15-letter words that match ____OT_________. 6 are common words, such as PHOTOTYPESETTER and RADIOTELEGRAPHS. A rarer one is RADIOTELEMETRIC. In this set, I is the most frequent open letter (29 words). 7 words contain a doubled letter.

Full list 33

Common words

phototypesetterradiotelegraphsradiotelegraphyradiotelephonesradiotherapistsrephotographingazidothymidineshypnotherapistsphototelegraphyphototopographyphototransistorphototypography
phototypesetterradiotelegraphsradiotelegraphyradiotelephonesradiotherapistsrephotographingazidothymidineshypnotherapistsphototelegraphyphototopographyphototransistorphototypographyprenotificationradiotelephonicanisotropicallychemotacticallychemotaxonomieschemotaxonomistchemotherapistsdichotomizationdichotomousnesshypnotizabilitymicrotechniquesmicrotonalitiesneurotoxicitiesnontotalitarianphototacticallyphototoxicitiesphototropicallyphytotoxicitiespromotabilitiespromotivenessesradiotelemetric

About this list

Words
33 (6 common words)
Common example
phototypesetter
Rare example
radiotelemetric
Doubled letters
7
Ending in S
15
Most frequent letter
I (29)

Questions

How many 15-letter words matching ____ot_________ are there?

33. 6 of them are common words.

What is a common example?

PHOTOTYPESETTER is among the common words in this set.