The crossword solution for the term POSSESS is SCOT, which stands for 'HAE' (3 letters). HAE stands for 'Habendum clause', which is a legal term used in real estate law. It is a clause in a deed that defines the extent of the rights and interests that the grantee (the person receiving the deed) has in the property. The Habendum clause also defines the duration of the grantee's possession of the property.