verb and head of one of its arguments form single verb complex
Rule 1: incorporation of agent argument of transitive not permitted
Rule 2: incorporation of subject of unaccusative verb sometimes permitted
Rule 3: incoporation of instrumentals and locatives sometimes permitted
Rule 4: Noun incorporation is possible only if incorporated argument consists just of a bare noun rather than a full NP; determiners and modifiers not permitted
Compound Noun Incorporation
detransitivize the verb
e.g. loss of transitive marker on verb, loss of ergative case on subject
Classifier Noun Incorporation
does not lead to detransitivization of the verb
can still take an external direct object
denotes class to which the referent of the D.O. belongs