Synonyms to ear-to-ear grin

beam, AM signal, CRT spot, DM display, Doppler signal, FM signal, H beam, I beam, IF signal, IF video signal, IM display, RF amplifier, RF echoes, RF signal, RF stage, TV band, X ray, abutment, actinic ray, actinism, amplitude, angle rafter, arc-boutant, atomic beam, atomic ray, audio signal, backside, balk, bank, bar, batten, be bright, be in heaven, be pleased, beacon, beam of light, beat signal, bedazzle, beggar description, behind, billet, blaze, blind, blips, bloom, board, boarding, boom, border, bottom, bounce, bounces, box girder, brace, breadth, breakwater, breastsummer, bright smile, broad grin, broadcast, broadness, broadside, bulwark, burn, buttress, buttress pier, buttressing, can, cant hook, caper, caracole, cheek, chirp, chirrup, chop, clapboard, claw bar, coast, corbel, cord, cordwood, crack a smile, crank, crossbeam, crosstie, crow, crowbar, dance, daze, dazzle, deal, delight, derriere, die with delight, diffuse light, direct signal, display, distance across, double-dot display, driftwood, echo, echo signal, embankment, equalizing pulse, expanse, extent, fan marker, fanny, feel