10-Letter Words Matching ____H___U_

There are 18 10-letter words that match ____H___U_. 6 are common words, such as DELPHINIUM and DIAPHANOUS. A rarer one is TRICHINOUS. 3 words contain a doubled letter.

Full list 18

delphiniumdiaphanousepitheliumposthumoussulphurousworshipfulacephalousapotheciumfeathercutgeophilousglochidiumisochroouspitcherfulprothalluszoophilousepiphanoussatchelfultrichinous

About this list

Words
18 (6 common words)
Common example
delphinium
Rare example
trichinous
Doubled letters
3
Ending in S
10

Questions

How many 10-letter words matching ____h___u_ are there?

18. 6 of them are common words.

What is a common example?

DELPHINIUM is among the common words in this set.