flash

[1]	burn , blaze , flame , flare , burst (out) , dazzle , spark , sparkle , coruscate , fulgurate , glitter , twinkle , flicker , scintillate , shimmer , glimmer , gleam , beam , glare , shine
[2]	race , speed , dash , streak , flick , tear , rush , hurry , hasten , fly , zoom , shoot , bolt , whistle , run , sprint , dart , scuttle , scamper , (Colloq) scoot , skedaddle , take off , whiz/whizz
[3]	blink , wink , twinkle , winkle
[4]	flaunt , show off , ostentate , swank
[5]	dart , dash , scoot , scud , shoot

[1]	blaze , flame , flare , burst , dazzle , spark , sparkle , coruscation , fulguration , glitter , twinkle , twinkling , flicker , flickering , scintilla , scintillation , glint , shimmer , glimmer , gleam , beam , ray , shaft
[2]	(sudden/momentary) display , stroke , show , manifestation , outburst , outbreak , sign , indication , exhibition , touch , hint , suggestion
[3]	moment , flashing , (split) second , instant , twinkling (of an eye) , trice , minute , (Colloq) two shakes (of a lamb's tail) , jiffy , shake , before you can say 'Jack Robinson'
[4]	blink of an eye , heartbeat , instant , jiffy , split second , trice , twinkling , wink , New York minute
[5]	ostentation , fanfare
[6]	flare
[7]	news bulletin , newsflash , newsbreak
[8]	photoflash , flash lamp , flashgun , flashbulb , flash bulb

adj.

[1]	dazzling , showy , ostentatious , smart , chic , (Colloq) swish , classy , ritzy , snazzy
[2]	brassy , cheap , flashy , garish , gaudy , gimcrack , loud , meretricious , tacky , tatty , tawdry , trashy