Crossword clues for ... approximately 4 letters:GRAM0.035 of an ounce, approximatelyESTSApproximate figs.LESSMore or __ (approximately)ETASPilot's approximations: Abbr.ORSOApproximation terminationKILO2.2 lbs., approximatelyONOR____ about: approximatelyORSOApproximation phraseONORApproximately, with 2 DownETDSPlanes' takeoff approximations: Abbr.ACREFootball-field size, approximatelyETDSApproximate takeoff hrs.ETASJFK approximationsONORApproximately, with 14-AcrossETASSched. approximationsETASTravel approximationsGRAM0.0353 of an ounce, approximatelyONOR___ (approximately)ETASLAX approximationsONORWith 10-Down, approximatelyMORE__ or less (approximately)KNOTUnit of speed that's approximately 1.15 mphESTSApproximations: Abbr.ORSOApproximator's phraseONOR___ about; approximatelySOMEApproximatelyETASAirline approximations, for shortETDSApproximate takeoff hours: Abbr.ORSOApproximate wordsONORWith 60-Across, approximatelyORSOApproximatelyULNAIt approximates the radiusORSOWords of approximationORSOApproximator's wordsPICAApproximately 1/6 of an inchORSOApproximating phraseORSOPhrase of approximationROOS... approximatelyETASIncoming-plane approximations (abbr.)ORSOIndicator of an approximationONOR__ about (approximately)ONOR_____ about: approximatelyNEARApproximateETDSApproximate leaving hrs.ORSOApproximation wordsESTSApproximate nos.ESTDApproximate (abbr.)ETASAirport approximations, familiarlyETASPilots' approximations, brieflyNEARApproximating