Stem threaten$ (all stems)

2 papers:

STOC-2014-AbrahamGGNT #composition #graph

Cops, robbers, and threatening skeletons: padded decomposition for minor-free graphs (IA, CG, AG, ON, KT), pp. 79–88.

PLDI-1995-BarrettZ #bound #garbage collection #using

Garbage Collection Using a Dynamic Threatening Boundary (DAB, BGZ), pp. 301–314.