10-Letter Words Starting With IRR

There are 21 10-letter words that start with IRR. 12 are common words, such as IRRADIATED and IRRADIATES. A rarer one is IRRIGATORS. 21 words contain a doubled letter.

Full list 21

irradiatedirradiatesirrationalirregularsirrelevantirresoluteirreverentirrigatingirrigationirritatingirritationirruptionsirradianceirradiatorirrelativeirreligionirremeableirritativeirredentasirridentasirrigators

About this list

Words
21 (12 common words)
Common example
irradiated
Rare example
irrigators
Doubled letters
21
Ending in S
6

Questions

How many 10-letter words starting with irr are there?

21. 12 of them are common words.

What is a common example?

IRRADIATED is among the common words in this set.