Intermingle and Tack on

Intermingle verb - To turn into a single mass or entity that is more or less the same throughout.

Tack on and intermingle are semantically related In some cases you can use "Tack on" instead a verb "Intermingle".

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

Intermingle and tack on are semantically related in bring or come together topic. Sometimes you can use "Intermingle" instead a verb "Tack on".