12-Letter Words Starting With SEM

There are 41 12-letter words that start with SEM. 13 are common words, such as SEMANTICALLY and SEMANTICISTS. A rarer one is SEMPERVIVUMS. In this set, I is the most frequent open letter (40 words). 9 words contain a doubled letter.

Full list 41

Common words

semanticallysemanticistssemiannuallysemicircularsemidarknesssemidetachedsemifinalistsemiofficialsemiprecioussemitrailerssemitropicalsemiweeklies
semanticallysemanticistssemiannuallysemicircularsemidarknesssemidetachedsemifinalistsemiofficialsemiprecioussemitrailerssemitropicalsemiweekliessempstressessemiliteratesemiologicalsemioticallysemioticianssemivitreoussempiternitysemeiologiessemiabstractsemiarborealsemiclassicssemicolonialsemicoloniessemideifyingsemidiametersemidominantsemifinishedsemiflexiblesemilustroussemimetallicsemimonasticsemimysticalseminiferousseminuditiessemiologistssemioticistssemipalmatedsemiparasitesempervivums

About this list

Words
41 (13 common words)
Common example
semantically
Rare example
sempervivums
Doubled letters
9
Ending in S
17
Most frequent letter
I (40)

Questions

How many 12-letter words starting with sem are there?

41. 13 of them are common words.

What is a common example?

SEMANTICALLY is among the common words in this set.