Lump together and Tack on

Tack on and lump together are semantically related in unite topic. In some cases you can use "Tack on" instead a verb "Lump together".

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

Lump together and tack on are semantically related in unite topic. Sometimes you can use "Lump together" instead a verb "Tack on".