S₁I₁N₁I₁S₁T₁R₁O₁U₁S₁L₁Y₄

15 points

SINISTROUSLY is no goodvalid

Not a playable Scrabble word in NWL2023.

It is valid in CSW24·

SINISTROUS, inauspicious, sinister, also SINISTER [adv]

223,590 of 280,887 in CSW24·not in NWL2023