Hundreds of 10 letter words begin with the letter H. A few of those words include habilitate, habitation, habitually, hailstones, hailstorms, haircutter, hairpieces, hairstyles, hallelujah, Hamburgers, hammerhead, hammerlock, hamstrings, handbasket, handcrafts, handcuffed, handicraft, handiworks, handlebars, handmaiden, handpicked, handshakes, handsomely, handstands, happenings, harassment, hardheaded, harmlessly, harmonicas, harmonious, harmonized, harpooners, harpooning, harvesters, harvesting, hatchbacks, hatcheries, headboards, headcounts, headhunter, headlights, headliners, headmaster, headphones, headpieces, heartaches, heartbeats, heartbreak, heartthrob, heatstroke, heavenward, heedlessly, heightened, helicopter, helplessly, hemisphere, henpecking, herbicides, hereabouts, hereafters, hereditary, heretofore, hesitantly, hesitating, hesitation, hiccupping, highbrowed, highchairs, highhanded, highlights, hightailed, hijackings, hindrances, hippodrome, historians, historical, hitchhiked, hitchhiker, hobbyhorse, hobnobbing, homecoming, homemakers, homeowners, homeschool, homesteads, homogenize, honeybunch, honeymoons, hoodwinked, hopelessly, horizontal, horoscopes, horrifying, horseflies, horsepower, horseshoes, horsewoman, hospitable, houseboats, housebroke, housecoats, households, housemates, houseplant, housewares, hovercraft, hullabaloo, humbleness, humidifier, humiliated, humorously, hurricanes, hydropower, hygienists, hyperlinks, hypnotized, hypotheses, hypothesis, hysteretic and hysterical.
relinquish
Helium
Harsh, hatch and heath begin and end with the letter h. Additional words include hitch, hooch and hunch.
Hiroshima and Holocaust are history words. They begin with the letter h.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern -A---I---H. That is, ten letter words with 2nd letter A and 6th letter I and 10th letter H. In alphabetical order, they are: bathmizvah
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern ---A--I--H. That is, ten letter words with 4th letter A and 7th letter I and 10th letter H. In alphabetical order, they are: parashioth
Hubble telescope and hydrogen are space words. They begin with the letter h.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern --H---A--I. That is, ten letter words with 3rd letter H and 7th letter A and 10th letter I. In alphabetical order, they are: ithyphalli scherzandi
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern H---I--A--. That is, ten letter words with 1st letter H and 5th letter I and 8th letter A. In alphabetical order, they are: handicraft hardiheads
Honeycomb Handsomer
happyhealinghelpfulheroicheavenlyholyhomeyhonor, honorablehope
There are no 3 letter words in the English language that begin with h and end with a.
Halogen, Helium and hydrogen are science words. They begin with the letter H.