Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class II. Words Relating to Space
Section III. Form
3. Superficial Form

261. Closure.

   NOUN:CLOSURE, occlusion, blockade; shutting up &c. v.; obstruction (hindrance) [See Hindrance]; embolism, embolus; contraction [See Contraction]; infarct, infarction; constipation, obstipation; blind -alley, – corner; keddah [India], cul-de-sac [F.]; cæcum; imperforation, imperviousness &c. adj.; impermeability; stopper [See Stopper]; operculum.
   VERB:CLOSE, occlude, plug; block up, stop up, fill up, bung up, cork up, button up, stuff up, shut up, dam up; blockade; obstruct (hinder) [See Hindrance]; bar, bolt, stop, seal, plumb; choke, throttle; ram down, dam, cram; trap, clinch; put to -, shut- the door; slam, clap, snap.
   ADJECTIVE:CLOSED &c. v.; shut, operculated; unopened, blank.
  UNPIERCED, imporous, cæcal; embolic; infarcted, imperforate, impervious, impermeable; impenetrable; impassable, unpassable, invious [obs.]; pathless, wayless; untrodden.
  TIGHT, unventilated, air-tight, watertight, hermetically sealed; snug.