<unk>  may refer to:<unk>  (animals), blockage of the digestive tract of animals *Fecal<unk> , the presence of a solid, immobile bulk of human feces that can develop in the rectum *Dental<unk> , the failure of teeth fully to erupt into the mouth because of obstruction from another tooth *Aerosol<unk>
Impaction
Aggression
Perseveration
Obsessive love
Guilt 
Derealization
Volition
Dissociation 