12-Letter Words Matching ________ID__

There are 58 12-letter words that match ________ID__. 11 are common words, such as BACTERICIDAL and BACTERICIDES. A rarer one is VASCULITIDES. In this set, E is the most frequent open letter (51 words). 7 words contain a doubled letter.

Full list 58

Common words

bactericidalbactericidescountrysidesdermatitidesepiglottidesinfanticidesinsecticidalinsecticideslaryngitidesmeningitidesthalidomidesacetanilides
bactericidalbactericidescountrysidesdermatitidesepiglottidesinfanticidesinsecticidalinsecticideslaryngitidesmeningitidesthalidomidesacetanilideshemorrhoidalnonsteroidalpolypeptidessulfonamidestolbutamidestrichloridestyrannicidaltyrannicidesamygdaloidalarabinosidesborohydridesbronchitidescellulitidescerebrosidescervicitidesdiglyceridesepicycloidalepididymidesethionamidesfibrositidesgalactosidesgangliosidesgingivitidesglucuronidesinfanticidalmucopeptidesniacinamidesoctapeptidesparaboloidalphosphatidesphosphatidicphosphatidylpolypeptidicpolysulfidesproglottidesrodenticidessaccharoidalslickensidesstereopsidesstomatitidestendinitidestendonitidestracheitidesurethritidesvalvulitidesvasculitides

About this list

Words
58 (11 common words)
Common example
bactericidal
Rare example
vasculitides
Doubled letters
7
Ending in S
45
Most frequent letter
E (51)

Questions

How many 12-letter words matching ________id__ are there?

58. 11 of them are common words.

What is a common example?

BACTERICIDAL is among the common words in this set.