12-Letter Words Start with 'ir'

There are 35 12-letter words that start with 'ir'.

irascibility	iridescences	iridescently
iridologists	ironicalness	irradiations
irrationally	irredeemable	irredeemably
irredentisms	irredentists	irreformable
irrefragable	irrefragably	irregardless
irregularity	irrelatively	irrelevances
irrelevantly	irremediable	irremediably
irrepealable	irresistible	irresistibly
irresolutely	irresolution	irresolvable
irresponsive	irreverences	irreverently
irreversible	irreversibly	irritability
irritatingly	irrotational

Note: These 35 12-letter words that start with 'ir' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words start with irr, iro, iri, ira, ire, irk.

3-letter words start with 'ir' (2)
4-letter words start with 'ir' (6)
5-letter words start with 'ir' (9)
6-letter words start with 'ir' (18)
7-letter words start with 'ir' (16)
8-letter words start with 'ir' (22)
9-letter words start with 'ir' (40)
10-letter words start with 'ir' (34)
11-letter words start with 'ir' (46)
12-letter words start with 'ir' (35)
13-letter words start with 'ir' (23)
14-letter words start with 'ir' (18)
15-letter words start with 'ir' (12)