SUBPROBLEM
18
Scrabble
24
WWF
S(1) U(1) B(3) P(3) R(1) O(1) B(3) L(1) E(1) M(3)
NWL/TWL ✓ Collins ✓ WWF ✓
Hooks
Back hooks: SUBPROBLEM-S
Back hooks: SUBPROBLEM-S