trammel
Pronunciation: /ˈtram(ə)l/
noun
- 1 (trammels) literary restrictions or impediments to freedom of action: we will forge our own future, free from the trammels of materialism
- 2 (also trammel net) a three-layered dragnet, designed so that a fish entering through one of the large-meshed outer sections will push part of the finer-meshed central section through the large meshes on the further side, forming a pocket in which the fish is trapped.
verb ( trammels, trammelling, trammelled; US trammels, trammeling, trammeled)

Origin:
late Middle English (in trammel (sense 2 of the noun)): from Old French tramail, from a medieval Latin variant of trimaculum, perhaps from Latin tri- 'three' + macula 'mesh'