13-Letter Words Starting With OBS

There are 14 13-letter words that start with OBS. 8 are common words, such as OBSCURANTISMS and OBSCURANTISTS. A rarer one is OBSTINATENESS. In this set, E is the most frequent open letter (12 words). 5 words contain a doubled letter.

Full list 14

obscurantismsobscurantistsobservationalobservatoriesobsessivenessobsolescencesobstetriciansobstructivelyobscurenessesobservabilityobsessionallyobsolescentlyobstetricallyobstinateness

About this list

Words
14 (8 common words)
Common example
obscurantisms
Rare example
obstinateness
Doubled letters
5
Ending in S
8
Most frequent letter
E (12)

Questions

How many 13-letter words starting with obs are there?

14. 8 of them are common words.

What is a common example?

OBSCURANTISMS is among the common words in this set.