9-Letter Words Matching _I_____M_

There are 70 9-letter words that match _I_____M_. 18 are common words, such as BIENNIUMS and DIATHERMY. A rarer one is VIRILISMS. In this set, S is the most frequent open letter (62 words). 8 words contain a doubled letter.

Full list 70

Common words

bienniumsdiathermydichotomydisclaimsjingoismskilogramslifeformslinoleumslithesomenighttimenihilismsrightisms
bienniumsdiathermydichotomydisclaimsjingoismskilogramslifeformslinoleumslithesomenighttimenihilismsrightismsringwormssickroomssilkwormstitaniumsviburnumsvivariumstimestampdiazepamsdichogamydisentombdithyrambfiloplumefishwormsgiantismsgigagramslightsomelithotomymicrosomemicrotomemisbecomesinapismssixteenmovitalismswirewormsbioplasmsbirdfarmscimbalomscivicismsdidymiumsdiestrumsdiluviumsdimerismsdioecismsdirigismedisbosomsditheismsfinalismsfireroomsfirewormslixiviumsmilliohmsmilliremsmisbecamemisclaimspicloramspicogramspipestemspisiformsrigorismssierozemssiliciumssimplismstimpanumstitanismsviaticumsvilladomsvinculumsvirilisms

About this list

Words
70 (18 common words)
Common example
bienniums
Rare example
virilisms
Doubled letters
8
Ending in S
53
Most frequent letter
S (62)

Questions

How many 9-letter words matching _i_____m_ are there?

70. 18 of them are common words.

What is a common example?

BIENNIUMS is among the common words in this set.