Is “Lest” a Scrabble word?
Yes
LEST
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 Lest
/lɛst/
conjunction
1.For fear that; that not; in order to prevent something from happening; in case.
“He won’t go outside, lest he be eaten by those ravenous eagles.”
2.(after certain expressions denoting fear or apprehension) that (without the negative particle; introduces the reason for an emotion.)
“I am afraid lest I revealed too much.”
Synonyms: before