13-Letter Words Matching S_M__________

There are 50 13-letter words that match S_M__________. 12 are common words, such as SEMIAUTOMATIC and SEMICONDUCTOR. A rarer one is SYMPHONIOUSLY. In this set, I is the most frequent open letter (43 words). 13 words contain a doubled letter.

Full list 50

Common words

semiautomaticsemiconductorsemiconscioussemifinalistssemimonthliessemipermeablesomersaultingsomnambulismssomnambulistssumptuousnesssymbolizationsymmetrically
semiautomaticsemiconductorsemiconscioussemifinalistssemimonthliessemipermeablesomersaultingsomnambulismssomnambulistssumptuousnesssymbolizationsymmetricallysemicivilizedsemiclassicalsemipermanentsemipoliticalsemiporcelainsemireligioussempiternallysomatosensorysomnambulatedsomnambulatessummarizationsymbioticallysymphonicallysemasiologiessemiariditiessemidiameterssemiempiricalsemievergreensemilegendarysemiliteratessemiparasitessemiparasiticsemisedentarysemisyntheticsemitonicallysomatologicalsomatopleuressomatostatinssomatotrophinsomatotropinssomnifacientssummabilitiessummersaultedsymmetallismssympathectomysympatholyticsympatricallysymphoniously

About this list

Words
50 (12 common words)
Common example
semiautomatic
Rare example
symphoniously
Doubled letters
13
Ending in S
19
Most frequent letter
I (43)

Questions

How many 13-letter words matching s_m__________ are there?

50. 12 of them are common words.

What is a common example?

SEMIAUTOMATIC is among the common words in this set.