12-Letter Words Matching _________R_N

There are 20 12-letter words that match _________R_N. 5 are common words, such as LOVECHILDREN and OLEOMARGARIN. A rarer one is TRICHOPTERAN. In this set, O is the most frequent open letter (19 words). 0 words contain a doubled letter.

Full list 20

lovechildrenoleomargarinphilodendronrhododendronstepchildrenchlorohydrinchloropicrindodecahedronhymenopteranlepidopteranliriodendronphotoneutronrhombohedronantielectroncyclodextrindibenzofuranhymenopterononychophoranpogonophorantrichopteran

About this list

Words
20 (5 common words)
Common example
lovechildren
Rare example
trichopteran
Doubled letters
0
Ending in S
0
Most frequent letter
O (19)

Questions

How many 12-letter words matching _________r_n are there?

20. 5 of them are common words.

What is a common example?

LOVECHILDREN is among the common words in this set.