amalgamist

Etymology
From. Compare 🇨🇬.

Noun

 * 1) Someone who supports the merger or amalgamation of different things.
 * 2)  Someone who supports miscegenation  between white and African-American people.
 * 3)  An advocate for or an expert on using amalgams to fill tooth cavities.

Adjective

 * 1) Relating to amalgamists or amalgamisms.