muller

noun

1.
a reflective thinker characterized by quiet contemplation
muser ponderer ruminator
Derived from:
mull
2.
a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone
pestle pounder
3.
a vessel in which wine is mulled
Derived from:
mull