15-Letter Words Matching __D_O__________

There are 31 15-letter words that match __D_O__________. 6 are common words, such as HYDROCEPHALUSES and RADIOACTIVITIES. A rarer one is VIDEOCONFERENCE. In this set, R is the most frequent open letter (31 words). 5 words contain a doubled letter.

Full list 31

Common words

hydrocephalusesradioactivitiesradiotelegraphsradiotelegraphyradiotelephonesradiotherapistshydrocortisoneshydrodynamicisthydrometallurgyhydrostaticallyradiometricallyradiomicrometer
hydrocephalusesradioactivitiesradiotelegraphsradiotelegraphyradiotelephonesradiotherapistshydrocortisoneshydrodynamicisthydrometallurgyhydrostaticallyradiometricallyradiomicrometerradiophotographradiotelephoniceudiometricallyhydrobiologicalhydrobiologistshydromechanicalhydroxyapatiteshydroxylapatitehydroxyprolinesradioautographsradioautographyradiobiologicalradiobiologistsradiochemicallyradioprotectionradioprotectiveradiostrontiumsradiotelemetricvideoconference

About this list

Words
31 (6 common words)
Common example
hydrocephaluses
Rare example
videoconference
Doubled letters
5
Ending in S
12
Most frequent letter
R (31)

Questions

How many 15-letter words matching __d_o__________ are there?

31. 6 of them are common words.

What is a common example?

HYDROCEPHALUSES is among the common words in this set.