15-Letter Words Matching __T________O___

There are 16 15-letter words that match __T________O___. 1 are common words, such as NITROCELLULOSES and INTERROGATIONAL. A rarer one is ULTRAMICROTOMES. 2 words contain a doubled letter.

Full list 16

nitrocellulosesinterrogationalpithecanthropusantieducationalantitraditionalautotetraploidsautotetraploidyenterogastronesinterbehavioralinterdivisionalinterelectrodesinterelectronicintrospectionalretinoblastomasultramarathonerultramicrotomes

About this list

Words
16 (1 common words)
Common example
nitrocelluloses
Rare example
ultramicrotomes
Doubled letters
2
Ending in S
7

Questions

How many 15-letter words matching __t________o___ are there?

16. 1 of them are common words.

What is a common example?

NITROCELLULOSES is among the common words in this set.