15-Letter Words Matching _______L_S_____

There are 14 15-letter words that match _______L_S_____. 5 are common words, such as DEFENSELESSNESS and MEANINGLESSNESS. A rarer one is RETINOBLASTOMAS. 10 words contain a doubled letter.

Full list 14

defenselessnessmeaninglessnessreestablishmentremorselessnessthoughtlessnessanticholesterolmeasurelessnesspassionlessnesspurposelessnessemotionlessnessexhaustlessnessexternalisationpostadolescentsretinoblastomas

About this list

Words
14 (5 common words)
Common example
defenselessness
Rare example
retinoblastomas
Doubled letters
10
Ending in S
11

Questions

How many 15-letter words matching _______l_s_____ are there?

14. 5 of them are common words.

What is a common example?

DEFENSELESSNESS is among the common words in this set.