15-Letter Words Matching _______I_____S_

There are 54 15-letter words that match _______I_____S_. 18 are common words, such as ACRIMONIOUSNESS and APPROPRIATENESS. A rarer one is UNMELODIOUSNESS. In this set, N is the most frequent open letter (52 words). 47 words contain a doubled letter.

Full list 54

Common words

acrimoniousnessappropriatenessbloodthirstiestceremoniousnesscontentiousnessexpeditiousnessflirtatiousnessillustriousnessimpecuniousnessindustriousnessinjudiciousnessmeritoriousness
acrimoniousnessappropriatenessbloodthirstiestceremoniousnesscontentiousnessexpeditiousnessflirtatiousnessillustriousnessimpecuniousnessindustriousnessinjudiciousnessmeritoriousnesspretentiousnessprofessionalismpunctiliousnessrepetitiousnesstendentiousnessunconsciousnessantinationalistcompendiousnessconventionalismconventionalistdeleteriousnessefficaciousnessfantasticalnessignominiousnessimpracticalnessirreligiousnesspermissiblenesspsychobiologistresponsiblenessrumbustiousnesssententiousnessallegoricalnessantirationalismantirationalistatrabiliousnessbloodguiltinesschronobiologistconfessionalismconfessionalistconvertiblenessgrammaticalnessnonsensicalnessopprobriousnessparadoxicalnesspharisaicalnessprestigiousnessrefrangiblenesssusceptiblenesssymmetricalnesstemerariousnessuninhibitednessunmelodiousness

About this list

Words
54 (18 common words)
Common example
acrimoniousness
Rare example
unmelodiousness
Doubled letters
47
Ending in S
43
Most frequent letter
N (52)

Questions

How many 15-letter words matching _______i_____s_ are there?

54. 18 of them are common words.

What is a common example?

ACRIMONIOUSNESS is among the common words in this set.