Letter: h
- hair-trigger, agile, breakneck, dashing, delicate, expeditious, express, fast, fleet, flying, galloping, hasty, headlong, immediate, instant, instantaneous

- hairbreadth, ace, bit, brief span, close quarters, close range, closeness, confinement, crack, crowdedness, earshot, gunshot, hair, hair space, hairsbreadth, inch

- hairbrush, broom, brush, cleaning, device

- haircloth, corduroy, cotton, fabric, nylon

- haircut, coif, cold wave, hairdo, headdress, natural, permanent, process, wave

- hairdo, bangs, bob, coif, coiffure, cold wave, conk, cut, haircut, hairstyle, headdress, home permanent, natural, permanent, permanent wave, pompadour

- hairdresser, barber, builder, craftsman

- hairiness, abstruseness, arduousness, burdensomeness, complexity, complication, difficulty, hardness, intricacy, laboriousness, onerousness, oppressiveness, rigorousness, rigour, ruggedness, strenuousness

- hairless, bald, bare, beardless, smooth

- hairlike, capillary, fibred, fibroid, fibrous, flossy, funicular, hairy, silky, stringy, threadlike, wiry

- hairline, band, bar, cross-hatching, dash, delicacy, delicate, delicate distinction, delineation, diagonal, differential, distinction, dotted line, fine point, finespun, hair-splitting

- hairpin turn, bend, bow, deflection, flex, flexure, inflection, meander, reflection, sweep, turn, turning

- hairpin, aberration, bend, bias, branching off, chevron, circuitousness, corner, crankiness, crook, crooked, crookedness, curve, curvy, declination, departure

- hairsbreadth, ace, bit, closeness, confinement, crack, earshot, gunshot, hair, hairbreadth, inch, limitation, little, nearness, restriction, span

- hairspring, counterweight, fixative, gyroscope, spring, stabilizer

- hairstyle, coif, cold wave, hairdo, headdress, natural, permanent, process, wave

- hairy heart, angina, apoplexy, arteriosclerosis, atherosclerosis, cardiac arrest, coronary, heart, heart attack, heart disease, heart failure, hypertension, palpitation, pile, sclerosis, stroke

- hairy, Herculean, abstruse, arduous, bewhiskered, bristled, bristling, bristly, brutal, bum, bushy, capillary, chancy, cheesy, complex, complicated

- hajji, adventurer, astronaut, camper, climber, commuter, cruiser, dervish, explorer, fakir, fare, goer, jet set, journeyer, mariner, mountaineer

- hake, fish, hanger, hook, suspender

- halcyon bird, gathering clouds, owl, rainbow, raven, shooting star, storm clouds, stormy petrel, thundercloud

- halcyon days, climate, clime, elements, fair weather, golden age, good times, heaven, millennium, prosperity, stormy weather, sunshine, utopia, weather

- halcyon, at peace, at rest, balmy, bloodless, blooming, blossoming, booming, bright, calm, clear, cloistered, concordant, cool, dwindling, ebbing

- hale and hearty, bouncing, flush, hale, hardy, healthy, hearty, lusty, robust, rude, rugged, sound, stalwart, stout, strong, sturdy

- hale old age, debility, dotage, infirmity, longevity, oldness, second childhood, senility

- hale, able-bodied, beefy, bouncing, bunkum, doughty, drag, draw, fit, flourishing, flush, forceful, forcible, full-blooded, full-strength, gutsy

- half a chance, fair shake, odds, stand-off, toss, touch and go

- half a gale, blizzard, blow, gale, hurricane, squall, storm, tempest, typhoon, wind storm

- half a hundred, boxcars, dozen, eleven, fortnight, fourscore, nonagenarian, octogenarian, score, septuagenarian, sexagenarian, teens

- half a jiffy, breath, coup, crack, flash, instant, jiffy, minute, moment, sec, second, shake, split second, stroke, tick, trice
