English
intrusionism
From intrusion + -ism.
Formed from intrusion + -ism
Medieval Latin intrūdō ‘to thrust in, force in’
Medieval Latin intrūsiō
Old French intrusion
Middle English intrusioun
English intrusion
Today it means
noun The favouring of the appointment of a clergyman to a parish, by a patron, against the wishes of the parishioners.
Language periods are conventional ranges, not dates for this word.
Etymograph / intrusionism