14-Letter Words Containing UM

There are 107 14-letter words that contain UM. 26 are common words, such as ALPHANUMERICAL and ARGUMENTATIONS. A rarer one is VOLUMINOSITIES. In this set, I is the most frequent open letter (90 words). 30 words contain a doubled letter.

Full list 107

Common words

alphanumericalargumentationschrysanthemumscircumferencescircumlocutioncircumnavigatecircumscribingcircumspectioncircumstancingcircumstantialcircumventionscontumaciously
alphanumericalargumentationschrysanthemumscircumferencescircumlocutioncircumnavigatecircumscribingcircumspectioncircumstancingcircumstantialcircumventionscontumaciouslycumbersomenesscumulonimbusesdehumanizationdisencumberingdisequilibriumdocumentationshumidificationhumorousnessesilluminatinglyinstrumentallymummificationspresumptuouslyrutherfordiumsvoluminousnesscircumambiencecircumambiencycircumambulatecircumbendibuscircumgyrationcircumlocutorycircumscissilecircumvallatedcircumvallatescircumvolutionclavicytheriumcumulativenessecumenicalismsfideicommissumhumanisticallyhypotracheliumluminousnessesmegasporangiummonumentalizedmonumentalizesnitrobacteriumnumerousnessespneumoconiosespneumoconiosispneumodynamicsprotoactiniumsspermatogoniumsummarizationssuperincumbentthaumaturgicaltumultuousnessunassumingnessuncircumcisionunpresumptuousaccumulativelyantihumanisticantirheumaticsassumabilitiesbioluminescentbituminizationchondrocraniumcontumeliouslycumbrousnessescyanobacteriumdecamethoniumsdenumerabilitydocumentalistsdocumentariansdocumentaristsdumbfounderinghexamethoniumsliebfraumilchsmisassumptionsnonconsumptionnonconsumptivenondocumentarynonequilibriumnuminousnessesnumismaticallyodontoglossumsoverdocumentedpneumaticitiespneumatologiespneumatophorespneumothoracespneumothoraxesposthumousnessquadrumviratesradiostrontiumrheumatologiesrheumatologistrumormongeringsummersaultingsuperhumannessthaumaturgiststraumatizationtumorigenicityumbrageousnessunilluminatingvolumetricallyvoluminosities

About this list

Words
107 (26 common words)
Common example
alphanumerical
Rare example
voluminosities
Doubled letters
30
Ending in S
50
Most frequent letter
I (90)

Questions

How many 14-letter words containing um are there?

107. 26 of them are common words.

What is a common example?

ALPHANUMERICAL is among the common words in this set.