Is “Prusiks” a Scrabble word?
Yes
PRUSIKS
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 Prusiks
noun
1.(chiefly attributive) A type of friction hitch.
verb
1.To climb a rope using a prusik.