Is “Hackmatack” a Scrabble word?
Yes
HACKMATACK
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 Hackmatack
noun
1.A larch, a tree of the species Larix laricina.
2.A balsam poplar, a tree of the species Populus balsamifera.
Synonyms: tacamahac, tamarack