crosswalks, chevrons, blinker, intersection, slow down, stoplight, speedometer, speed limit, directional, reflectors, fingerpost, cones, crossway, westbound, signalization, eastbound, flagmen, pedestrian crossing, northbound, glide slope, counterflow, southbound, calmodulin, centerlines, cherenkov radiation, cabooses, voltmeter, jaywalk, interstates, cogwheel, roadway, cloverleafs, tach, flatcar, exclosure, variable resistor, out of service, pictogram, tollbooths, guardrail, annunciator, overpasses, flashing, clevis, crossties, jackknifing, overcrossing, rhomboid, chainlink fence, parkway, keep out, taillight, license plate, octagons, mody, interlaced scanning, crossing, snowshed, mhg, triangular prism, milepost, rubberneck, signals, petioles, opsin, overskirt, ecliptic, medians, speedo, sawhorse, tickler file, lanes, buttonhook, zigzag, overpass, propylthiouracil, trestle, taxiway, windsock, underset, barber pole, prodrome, pedestrians, headlight, plumb bob, rev counter, microelectrode, misdial, trunk lid, markings, junctions, equilateral triangle, tchr, nocks, sensory neuron, little dipper, morphogen, dewlap, signs, asymptote, conspicuity, frontage road