Is “Sapping” a Scrabble word?
Yes
SAPPING
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 Sapping
verb
1.To drain, suck or absorb from (tree, etc.).
2.To exhaust the vitality of.
verb
1.To strike with a sap (with a blackjack).
verb
1.To subvert by digging or wearing away; to mine; to undermine; to destroy the foundation of.
2.To pierce with saps.
3.To make unstable or infirm; to unsettle; to weaken.
noun
1.The act by which something is sapped or depleted.
2.The act of excavating trenches.