10-Letter Words Containing UMS

There are 83 10-letter words that contain UMS. 40 are common words, such as ALUMINIUMS and AMERICIUMS. A rarer one is TRIFOLIUMS. In this set, I is the most frequent open letter (61 words). 20 words contain a doubled letter.

Full list 83

Common words

aluminiumsamericiumsantiserumsarboretumsberkeliumsberylliumsbubblegumsclumsinesscolostrumscontinuumsconundrumsdeuteriums
aluminiumsamericiumsantiserumsarboretumsberkeliumsberylliumsbubblegumsclumsinesscolostrumscontinuumsconundrumsdeuteriumsdrumstickseffluviumsflagellumsgermaniumsgumshoeinggymnasiumsharmoniumslanthanumsmagnesiumsmausoleumsneodymiumsneptuniumspalladiumspetroleumsplutoniumspotassiumspracticumspresidiumsrutheniumsstrontiumssugarplumssymposiumstelluriumsterrariumstrapeziumsultimatumsytterbiumszirconiumsanthuriumsathenaeumscollyriumscolumbiumsdecenniumsdiazoniumseuphoniumsgynoeciumsindecorumsmanubriumsmediumshipoperculumspycnidiumspyrethrumsreticulumssargassumssyncytiumsuropygiumsasphaltumsbotulinumscastoreumscolchicumscollegiumscolluviumscolosseumscriteriumscymbidiumsdoronicumsequisetumsgelsemiumsherbariumshydroniumsmenstruumsparamylumspolygonumspterygiumsrostellumssensoriumsstomodeumssulfoniumstenaculumstrienniumstrifoliums

About this list

Words
83 (40 common words)
Common example
aluminiums
Rare example
trifoliums
Doubled letters
20
Ending in S
81
Most frequent letter
I (61)

Questions

How many 10-letter words containing ums are there?

83. 40 of them are common words.

What is a common example?

ALUMINIUMS is among the common words in this set.