8-Letter Words Containing OTR

There are 18 8-letter words that contain OTR. 6 are common words, such as FOOTRACE and FOOTREST. A rarer one is PLIOTRON. In this set, Y is the most frequent open letter (9 words). 4 words contain a doubled letter.

Full list 18

footracefootrestharlotryprotractprotrudezealotryfootropeisotropymesotronquixotrybiotronsbotryoidbotryosebotrytiscryotronfaggotrykenotronpliotron

About this list

Words
18 (6 common words)
Common example
footrace
Rare example
pliotron
Doubled letters
4
Ending in S
2
Most frequent letter
Y (9)

Questions

How many 8-letter words containing otr are there?

18. 6 of them are common words.

What is a common example?

FOOTRACE is among the common words in this set.