Is “Burnish” a Scrabble word?
Yes
BURNISH
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Burnish
/ˈbɜː(ɹ)nɪʃ/
noun
1.Polish; lustre.
verb
1.To make smooth or shiny by rubbing; to polish; to shine.
“In pottery, a stone is sometimes used to burnish a pot before firing, giving it a smooth, shiny look.”
2.To shine forth; to brighten; to become smooth and glossy, as from swelling or filling out; hence, to grow large.
3.(metaphoric) To make appear positive and highly respected.
Synonyms: buff, furbish, polish, shine, wax