14-Letter Words Matching ________U__S__

There are 20 14-letter words that match ________U__S__. 11 are common words, such as ACUPUNCTURISTS and AGRICULTURISTS. A rarer one is MARICULTURISTS. In this set, S is the most frequent open letter (19 words). 3 words contain a doubled letter.

Full list 20

acupuncturistsagriculturistsanticommunismsanticommunistsbrontosaurusescontemptuouslydisingenuouslypresumptuouslypsychoneurosespsychoneurosisviticulturistsdextroglucosesdiverticulosesdiverticulosissericulturistsankylosaurusesaquaculturistschiaroscuristshemicellulosesmariculturists

About this list

Words
20 (11 common words)
Common example
acupuncturists
Rare example
mariculturists
Doubled letters
3
Ending in S
17
Most frequent letter
S (19)

Questions

How many 14-letter words matching ________u__s__ are there?

20. 11 of them are common words.

What is a common example?

ACUPUNCTURISTS is among the common words in this set.