absorb, take in

belch, pollute, ionize, consume, ionise, vibrate, fluoresce, corona discharge, outgas, carbon dioxide, methyl chloride, diffract, fluorescent lamp, produce, nitrogen oxide, inhale, spew, electromagnetic radiation, radiate, cherenkov radiation, greenhouse gas, adsorb, combusts, sulfur dioxide, sulfur hexafluoride, sulphur dioxide, volatilize, respired, infrared radiation, alpha particle, ionised, lase, vaporize, gamma rays, piezoelectric crystal, emanate, carbon disulfide, sulfur oxide, generate, hiss, transmit, vaporise, oscillate, photosynthesize, aromatic hydrocarbon, aerosolize, carbonize, cold cathode, gamma ray, blare, boron trifluoride, neutron flux, hydrogen chloride, beeps, oxidise, zap, ultraviolet light, electric dipole, nitrous acid, electromotive force, neutron radiation, demodulate, irradiate, oxidize, particulate matter, precess, exhaust fumes, ultraviolet lamp, acidifies, semiconducting material, luminous efficacy, backscattering, fluidized, hum, air pollution, formic acid, subatomic particle, befoul, incandescent lamp, photochemical reaction, solarize, ultraviolet, cadmium sulfide, radioactive decay, detect, infrared ray, hydrogen cyanide, possess, water vapor, cathode rays, methylene chloride, diffraction grating, pulsate, synchrotron radiation, absorption coefficient, greenish yellow, mineralize, ionizing radiation, fission reactor, excrete, incinerates, electrolyze, get, ages, articulate, nothing, real, serve, anything, assists, brighter, cass, cease, contributes, correspond, depart, derive, deviates, do, emphasize, employ, excel, infrared, transmitted, collimated, diffracted, emitted, unmodulated, unpolarized, wavelength, absorbed, circularly, energy, generated, highenergy, idler, incident, lowenergy, luminous, modulated, monochromatic, propagating

baa, bark, bellow, bite out, blat, blate, bleat, bray, break into, bubble, burp, cackle, call, caw, cheep, chirp, chirr, chirrup, chorus, churr, clack, click, cluck, coo, croak, cronk, crow, cry, deliver, echo, eruct, exhale, force out, fume, gargle, gibber, give, give forth, gobble, groan, growl, grumble, grunt, haw, heave, hee-haw, hem, holler, hollo, honk, hoot, howl, lift, low, meow, mew, miaou, miaow, moan, moo, nasale, neigh, nicker, oink, pant, quack, ray, reek, reflect, repeat, roar, rumble, scream, shine, shoot, shout, shout out, sibilate, sigh, sing, siss, sizz, smoke, snore, snort, sough, spark, spit, spit out, splutter, sputter, squall, squeal, steam, troat, twirp, volley, whicker, whinny, whirr, wolf-whistle, wrawl, yammer, yell, yowl

., backfire, beam, bleep, bubble, burning bush, cackle, chime, chink, clink, color, coloring, colour, colouring, dark matter, dictamnus alba, dittany, effuse, flash, force out, fraxinella, fume, gas plant, give, glow, growl, grumble, heatless, howl, ignescent, lantern-fly, lantern fly, make noise, noise, planetary nebula, play, ray, resound, roar, roll, rumble, run, scintillate, shine, shoot, smell, smoke, spark, sparkle, steam, steam iron, tink, tinkle, troat, twinkle, ululate, wail, winkle, yawl

discharge, eject, expel, release

breathe, give off, give out, let loose, let out, pass off, utter