13-Letter Words Matching _______S___I_

There are 15 13-letter words that match _______S___I_. 6 are common words, such as ANTISPASMODIC and CARAVANSERAIS. A rarer one is PROTOHISTORIC. In this set, C is the most frequent open letter (14 words). 1 words contain a doubled letter.

Full list 15

antispasmodiccaravanseraiselectroscopicelectrostatickaleidoscopicspectroscopiccholecystitisoscilloscopictoxoplasmosisuncharismaticbronchoscopiccephalosporinethnohistoricmagnetostaticprotohistoric

About this list

Words
15 (6 common words)
Common example
antispasmodic
Rare example
protohistoric
Doubled letters
1
Ending in S
3
Most frequent letter
C (14)

Questions

How many 13-letter words matching _______s___i_ are there?

15. 6 of them are common words.

What is a common example?

ANTISPASMODIC is among the common words in this set.