IT
ITA
ITACISM
ITACISMS
ITACOLUMITE
ITACOLUMITES
ITACONIC
ITALIANATE
ITALIANATED
ITALIANATES
ITALIANATING
ITALIANISE
ITALIANISED
ITALIANISES
ITALIANISING
ITALIANIZE
ITALIANIZED
ITALIANIZES
ITALIANIZING
ITALIC
ITALICISATION
ITALICISATIONS
ITALICISE
ITALICISED
ITALICISES
ITALICISING
ITALICIZATION
ITALICIZATIONS
ITALICIZE
ITALICIZED
ITALICIZES
ITALICIZING
ITALICS
ITAS

34 words start with ITA.