12-Letter Words Matching _________IL_

There are 30 12-letter words that match _________IL_. 8 are common words, such as COMPULSORILY and COUNTERFOILS. A rarer one is SCISSORTAILS. In this set, R is the most frequent open letter (29 words). 5 words contain a doubled letter.

Full list 30

Common words

compulsorilycounterfoilscountervailsderogatorilyobligatorilyperemptorilyswallowtailswhippoorwillbristletailselementarilyhereditarilyinterfertile
compulsorilycounterfoilscountervailsderogatorilyobligatorilyperemptorilyswallowtailswhippoorwillbristletailselementarilyhereditarilyinterfertilerefractorilysanguinarilysubsidiarilythermolabiletransitorilyacetonitrileadmonitorilyambulatorilybromouracilselectrophileintersterilemacrofossilsmicrofibrilsmicrofossilsmyrmecophileneurofibrilsnoteworthilyscissortails

About this list

Words
30 (8 common words)
Common example
compulsorily
Rare example
scissortails
Doubled letters
5
Ending in S
10
Most frequent letter
R (29)

Questions

How many 12-letter words matching _________il_ are there?

30. 8 of them are common words.

What is a common example?

COMPULSORILY is among the common words in this set.