12-Letter Words Starting With GEO

There are 19 12-letter words that start with GEO. 7 are common words, such as GEOCHEMISTRY and GEOGRAPHICAL. A rarer one is GEOTECHNICAL. In this set, I is the most frequent open letter (16 words). 3 words contain a doubled letter.

Full list 19

geochemistrygeographicalgeologicallygeomagnetismgeophysicistgeopoliticalgeosynclinesgeometriciangeosynclinalgeothermallygeobotanicalgeobotanistsgeohydrologygeometrisinggeometrizinggeopressuredgeoscientistgeostrategicgeotechnical

About this list

Words
19 (7 common words)
Common example
geochemistry
Rare example
geotechnical
Doubled letters
3
Ending in S
2
Most frequent letter
I (16)

Questions

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

19. 7 of them are common words.

What is a common example?

GEOCHEMISTRY is among the common words in this set.