10-Letter Words Matching ____L___U_

There are 20 10-letter words that match ____L___U_. 7 are common words, such as EUCALYPTUS and GADOLINIUM. A rarer one is TUMBLERFUL. 4 words contain a doubled letter.

Full list 20

eucalyptusgadoliniumhomologouskettledrumrebellioustrolleybustumultuousambulacrumankylosaurhorologiuminvolucrumsimulacrumsubclaviustricliniumuniflorouswhirlaboutautologouscotylosaurphyllodiumtumblerful

About this list

Words
20 (7 common words)
Common example
eucalyptus
Rare example
tumblerful
Doubled letters
4
Ending in S
8

Questions

How many 10-letter words matching ____l___u_ are there?

20. 7 of them are common words.

What is a common example?

EUCALYPTUS is among the common words in this set.