arch, call, call option, pier, put, put option, trestle

timespan, stretch, lifespan, seven, period, five, four, three, nine, durations, bridge, two, twenty, frame, thirty, gestation, fifteen, cycles, spurt, tenures, bascule, eleven, within, past, cretaceous period, fourteen, truss bridge, verrazano narrows, john augustus roebling, eocene epoch, pliocene epoch, seventeen, permian period, drawbridge, range, thirteen, twelve, breadths, half, telomeres, shortening, eighteen, cambrian period, threescore, total, sixteen, lifetimes, gamut, run, lead, continents, streak, pleistocene epoch, skid, incubation period, nucleotides, phases, psychophysics, continuum, increments, eyeblink, all, intervals, chasm, multiple, eras, bosporus bridge, average, life expectancy, nineteen, headiest, wingspans, devonian period, timeframe, pontificate, length, girders, bayonne bridge, fifty, pedestrian bridge, mayfly, gap, games, runless, hoover dam, triassic period, career, losing streak, microampere, sequence, concurrent, slews, trestle bridge, magicicada, wingspread, millenniums, eighty, alternating, sea scorpion, geometric progression, each, spans, interval, duration, lifetime, frontage, lengths, number, wavelength, widths, haul, horizontal, depth, distance, ft, m, shortest, twice, allowable, cm, exit, foot, km, longer, mm, scaled, short, shorter, a, access, behind, circuit, definition

attention span, bailey bridge, bateau bridge, cantilever bridge, covered bridge, floating bridge, flyover, flypast, footbridge, gangboard, gangplank, gangway, lift bridge, overcrossing, overpass, pontoon bridge, rope bridge, steel arch bridge, suspension bridge, viaduct

., autism, bimillenary, bimillennium, charcot-marie-tooth disease, cover, drop arch, extend, hereditary motor and sensory neuropathy, limited audit, long-range, millennial, millennian, millennium, spick, spick-and-span

transit, transportation, transportation system

2, construction, continuance, deuce, ii, linear unit, motion, move, movement, structure

brace, couple, couplet, cross, distich, doubleton, duad, duet, duo, dyad, pair, straddle, sweep, traverse, twain, twosome, yoke