| Main Entry: | |
| Part of Speech: | noun |
| Definition: | top covering |
| Synonyms: | cap, cover, hood, roof, top |
| Main Entry: | cover |
| Part of Speech: | noun |
| Definition: | wrapping, cover-up |
| Synonyms: | awning, bark, binding, camouflage, canopy, canvas, cap, caparison, case, ceiling, cloak, clothing, coating, covering, coverlet, disguise, dome, dress, drop, envelope, facade, false front, fig leaf, front, guise, hood, integument, jacket, lid, marquee, mask, masquerade, overlay, paint, parasol, polish, pretense, put-on, roof, screen, seal, semblance, sheath, sheet, shroud, smoke screen, spread, stopper, tarp, tarpaulin, tegument, tent, top, umbrella, varnish, veil, veneer, window-dressing, wrapper, wraps |
| Main Entry: | firmament |
| Part of Speech: | noun |
| Definition: | heaven |
| Synonyms: | empyrean, lid, sky, the blue, the skies, vault, welkin, wild blue yonder |
| Antonyms: | hell |
| Main Entry: | hat |
| Part of Speech: | noun |
| Definition: | covering for the head |
| Synonyms: | Panama, Stetson, boater, bonnet, bowler, bucket, chapeau, fedora, headgear, headpiece, helmet, lid, millinery, sailor*, skimmer, sombrero, stove pipe, straw, tam, tam o'shanter, ten-gallon, topper |
| Main Entry: | sky |
| Part of Speech: | noun |
| Definition: | Earth's atmosphere |
| Synonyms: | azure, celestial sphere, empyrean, firmament, heavens, lid, the blue, upper atmosphere, vault, vault of heaven, welkin, wild blue yonder |
| Antonyms: | earth |
| Main Entry: | top |
| Part of Speech: | noun |
| Definition: | highest point |
| Synonyms: | acme, apex, apogee, cap, capital, ceiling, climax, cork, cover, crest, crown, culmination, cusp, face, fastigium, finial, head, height, high point, lid, limit, maximum, meridian, peak, pinnacle, point, roof, spire, stopper, summit, superficies, surface, tip, utmost, vertex, zenith |
| Antonyms: | base, bottom, foot, lowest, nadir |
| Main Entry: | valve |
| Part of Speech: | noun |
| Definition: | on-and-off device |
| Synonyms: | cock, faucet, flap, gate, hydrant, lid, pipe, plug, shutoff, spigot, stopper, tap |
| Main Entry: | stopper |
| Part of Speech: | noun |
| Definition: | plug |
| Synonyms: | bung, cork, fill, lid, stopple, wad |
| Main Entry: | closure |
| Part of Speech: | noun |
Related
Adjectives: |
airtight, caecal, closed, hermetically sealed, impassable, impenetrable, imperforate, impermeable, impervious, imporous, indehiscent, invious, operculated, pathless, shut, snug, tight, unopened, unpassable, unpierced, untrodden, unventilated, watertight
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