12-Letter Words Matching _____OB_____

There are 23 12-letter words that match _____OB_____. 4 are common words, such as AUTOMOBILING and BRONCOBUSTER. A rarer one is TROPHOBLASTS. 2 words contain a doubled letter.

Full list 23

automobilingbroncobusterpsychobabblesnowmobilingchrysoberylsconglobatingcristobaliteelasmobranchlymphoblaststechnobabbleanaerobiosesanaerobiosisautomobilistautomobilityconglobationenterobiasesenterobiasismegaloblastsmelanoblastsodontoblastssnowmobilerssnowmobilisttrophoblasts

About this list

Words
23 (4 common words)
Common example
automobiling
Rare example
trophoblasts
Doubled letters
2
Ending in S
11

Questions

How many 12-letter words matching _____ob_____ are there?

23. 4 of them are common words.

What is a common example?

AUTOMOBILING is among the common words in this set.