Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.
Class V. Words Releasing to the Voluntary PowersDivision (I) Individual Volition
Section II. Prospective Volition
3. Contingent Subservience
667. [Source of Danger.] Pitfall.
ABYSS, abysm, pit, void, chasm, crevasse.
WHIRLPOOL, eddy, vortex, gurge [rare], rapids, undertow; current, tide gate, tide race, maelstrom; eagre, bore, tidal wave.
PITFALL; ambush [See Ambush]; trapdoor; trap (snare) [See Deception]; mine, masked battery, spring-gun.
PEST, ugly customer, dangerous person, le chat qui dort [F.]; crouching tiger; incendiary, firebug [slang]; firebrand; hornet’s nest.
sword of Damocles; wolf at the door, snake in the grass, snake in one’s bosom, death in the -cup, – pot; latency [See Latency].