15-Letter Words Matching ___R_____O_____

There are 39 15-letter words that match ___R_____O_____. 6 are common words, such as MICROBIOLOGICAL and MICROBIOLOGISTS. A rarer one is UNTRADITIONALLY. In this set, O is the most frequent open letter (34 words). 4 words contain a doubled letter.

Full list 39

Common words

microbiologicalmicrobiologistsmicrometeoritespharmacologicalpharmacologistssegregationistsmicrophotographmicrosporophylloverdevelopmentthermobarographthermobarometerultramicrometer
microbiologicalmicrobiologistsmicrometeoritespharmacologicalpharmacologistssegregationistsmicrophotographmicrosporophylloverdevelopmentthermobarographthermobarometerultramicrometerultramicroscopeastrobiologistsastrophotographchordamesodermshydrobiologicalhydrobiologistshydroxyprolinesmacrophotographmicroanatomicalmicrometeoriticmicrometeoroidsmicrophotometermicrophotometrymicroradiographmicrosporocytesneuroanatomicalneuroanatomistsneurobiologicalneurobiologistsneuropathologicovercontrollingoveropinionatedoverwithholdingprerevisioniststetrahydrofuranultramicrotomesuntraditionally

About this list

Words
39 (6 common words)
Common example
microbiological
Rare example
untraditionally
Doubled letters
4
Ending in S
14
Most frequent letter
O (34)

Questions

How many 15-letter words matching ___r_____o_____ are there?

39. 6 of them are common words.

What is a common example?

MICROBIOLOGICAL is among the common words in this set.