W₄H₄I₁S₁H₄T₁

15 points

WHISHT is validvalid

to hush [v WHISHTED, WHISHTING, WHISHTS]

31,159 of 196,601 in NWL2023·also valid in CSW24

(Scots) to keep silent, also WHEESH, WHEESHT [v -ED, -ING, -S]

275,521 of 280,887 in CSW24·also valid in NWL2023