The Austronesian Comparative Dictionary

Roots: *-kaŋ₃

language__Malay cekaŋ, jeŋkaŋ may contain a reflex of *-keŋ 'cramps, stiffening of the limbs'. language__Jakartanese (Betawi) jeŋkaŋ 'prostrate; dead', however, unambiguously indicates *-kaŋ.

PMP
PMP kaŋkaŋ₃ cramps, stiffening of the limbs
WMP
Dairi-Pakpak Batak terkaŋ stiff, inflexible
Toba Batak baŋkaŋ dagiŋ stiff, rigid
Malay jeŋkaŋ stark or stiff in death
cekaŋ taut, astretch
Malagasy róhana syphilitic rheumatism
CMP
Kambera kalikaŋu numb, stiff (as limbs)