13-Letter Words Matching ___T_______I_

There are 31 13-letter words that match ___T_______I_. 4 are common words, such as BACTERIOLOGIC and CUSTODIANSHIP. A rarer one is PROTOHISTORIC. In this set, C is the most frequent open letter (27 words). 4 words contain a doubled letter.

Full list 31

Common words

bacteriologiccustodianshipphotoelectricstatesmanshipbacteriolysiscartilaginoidleptospirosispentasyllabicprotectorshipbacteriolyticbiotelemetriccanthaxanthin
bacteriologiccustodianshipphotoelectricstatesmanshipbacteriolysiscartilaginoidleptospirosispentasyllabicprotectorshipbacteriolyticbiotelemetriccanthaxanthincontainershipcorticotropincysticercosishistaminergiciontophoresisiontophoreticlactoglobulinmultimetallicmultiorgasmicmultisyllabicpantisocraticphotobiologicphotogeologicphotoperiodicpostbourgeoispostembryonicpostepilepticposttraumaticprotohistoric

About this list

Words
31 (4 common words)
Common example
bacteriologic
Rare example
protohistoric
Doubled letters
4
Ending in S
5
Most frequent letter
C (27)

Questions

How many 13-letter words matching ___t_______i_ are there?

31. 4 of them are common words.

What is a common example?

BACTERIOLOGIC is among the common words in this set.