vapor

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va·por / ˈvāpər/ (Brit. va·pour) • n. a substance diffused or suspended in the air, esp. one normally liquid or solid: dense clouds of smoke and toxic vapor| chemical vapors. ∎  Physics a gaseous substance that is below its critical temperature, and can therefore be liquefied by pressure alone. Compare with gas. ∎  (the vapors) dated a sudden feeling of faintness or nervousness or a state of depression. • v. [intr.] talk in a vacuous, boasting, or pompous way: he was vaporing on about the days of his youth. DERIVATIVES: va·por·ish adj. ( archaic )va·por·ous / ˈvāpərəs/ adj.va·por·ous·ness / ˈvāpərəsnəs/ n.va·por·y / ˈvāpərē/ adj.

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vapourclapper, crapper, dapper, flapper, grappa, kappa, knapper, mapper, nappa, napper, rapper, sapper, scrapper, snapper, strapper, tapper, trapper, wrapper, yapper, Zappa •catalpa, scalper •camper, damper, hamper, pamper, scamper, stamper, Tampa, tamper, tramper •Caspar, jasper •handicapper • kidnapper •whippersnapper •carper, harper, scarper, sharper •clasper, gasper, grasper, rasper •leper, pepper, salt-and-pepper •helper, yelper •temper •Vespa, vesper •Culpeper • sidestepper •caper, draper, escaper, gaper, paper, raper, scraper, shaper, taper, vapour (US vapor) •sandpaper • endpaper • flypaper •wallpaper • notepaper • newspaper •skyscraper •Arequipa, beeper, bleeper, creeper, Dnieper, keeper, leaper, peeper, reaper, sleeper, sweeper, weeper •gamekeeper • gatekeeper •greenkeeper (US greenskeeper) •peacekeeper • innkeeper •wicketkeeper • timekeeper •shopkeeper • storekeeper •housekeeper • goalkeeper •zookeeper • bookkeeper • treecreeper •minesweeper

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vaporclapper, crapper, dapper, flapper, grappa, kappa, knapper, mapper, nappa, napper, rapper, sapper, scrapper, snapper, strapper, tapper, trapper, wrapper, yapper, Zappa •catalpa, scalper •camper, damper, hamper, pamper, scamper, stamper, Tampa, tamper, tramper •Caspar, jasper •handicapper • kidnapper •whippersnapper •carper, harper, scarper, sharper •clasper, gasper, grasper, rasper •leper, pepper, salt-and-pepper •helper, yelper •temper •Vespa, vesper •Culpeper • sidestepper •caper, draper, escaper, gaper, paper, raper, scraper, shaper, taper, vapour (US vapor) •sandpaper • endpaper • flypaper •wallpaper • notepaper • newspaper •skyscraper •Arequipa, beeper, bleeper, creeper, Dnieper, keeper, leaper, peeper, reaper, sleeper, sweeper, weeper •gamekeeper • gatekeeper •greenkeeper (US greenskeeper) •peacekeeper • innkeeper •wicketkeeper • timekeeper •shopkeeper • storekeeper •housekeeper • goalkeeper •zookeeper • bookkeeper • treecreeper •minesweeper

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vapour steam, steamy exhalation XIV; (pl.) exhalations arising in the human body XV; (arch.) morbid condition resulting from these XVII. — (O)F. vapeur, †-our or L. vapor, -ōr- steam, heat; see -OUR2.
So vaporous XVI. f. late L. vapōrus or — late L. vapōrōsus.