Is “Richest” a Scrabble word?
Yes
RICHEST
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 Richest
/ˈɹɪt͡ʃəst/
adjective
1.Wealthy: having a lot of money and possessions.
2.Having an intense fatty or sugary flavour.
“a rich dish; rich cream or soup; rich pastry”
3.Plentiful, abounding, abundant, fulfilling.
“a rich treasury; a rich entertainment; a rich crop”
Synonyms: wealthy, well off