15-Letter Words Start with 'im'

There are 53 15-letter words that start with 'im'.

imaginarinesses	imaginativeness
imitativenesses	immaterialities
immaterializing	immediatenesses
immiscibilities	immobilizations
immortalization	immovablenesses
immunoassayable	immunoblottings
immunochemistry	immunocompetent
immunodeficient	immunodiagnoses
immunodiagnosis	immunodiffusion
immunoglobulins	immunologically
immunomodulator	immunopathology
immunotherapies	immutablenesses
impalpabilities	impassabilities
impassibilities	impassivenesses
impeccabilities	impecuniosities
impecuniousness	impenetrability
imperfectnesses	imperiousnesses
imperishability	impersonalities
impersonalizing	impetuousnesses
implacabilities	implementations
implicativeness	imponderability
importunateness	impossibilities
impoverishments	imprecisenesses
impregnableness	impressionistic
improbabilities	improvabilities
improvisational	improvisatorial
impulsivenesses

Note: These 53 15-letter words that start with 'im' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words start with imp, imm, imb, ima, imi.

3-letter words start with 'im' (1)
4-letter words start with 'im' (5)
5-letter words start with 'im' (16)
6-letter words start with 'im' (44)
7-letter words start with 'im' (90)
8-letter words start with 'im' (131)
9-letter words start with 'im' (165)
10-letter words start with 'im' (169)
11-letter words start with 'im' (137)
12-letter words start with 'im' (98)
13-letter words start with 'im' (92)
14-letter words start with 'im' (47)
15-letter words start with 'im' (53)