Take possession of and Tack on

Tack on and take possession of are semantically related. In some cases you can use "Tack on" instead a verb "Take possession of".

Tack on verb - To join (something) to a mass, quantity, or number so as to bring about an overall increase.

Take possession of and tack on are semantically related. Sometimes you can use "Take possession of" instead a verb "Tack on".