Synonyms of hard in English:

hard


See US English definition of hard

See UK English definition of hard

See Spanish definition of duro

adjective

1‘the ground was as hard as a rock’

SYNONYMS
firm, solid, dense, rigid, stiff, resistant, unbreakable, inflexible, unpliable, impenetrable, unyielding, solidified, hardened, compact, compacted, steely, tough, strong, stony, rocklike, flinty, close-packed, compressed, as hard as iron, as hard as stone
frozen
rare adamantine, unmalleable, renitent
ANTONYMS

soft

2‘it was hard physical work’

SYNONYMS
arduous, strenuous, tiring, fatiguing, exhausting, wearying, back-breaking, gruelling, heavy, laborious
difficult, taxing, exacting, testing, challenging, demanding, punishing, tough, formidable, onerous, rigorous, uphill, Herculean
informal murderous, killing, hellish
British informal knackering
rare toilsome, exigent
ANTONYMS

easy

3‘hard workers’

SYNONYMS
diligent, hard-working, industrious, sedulous, assiduous, conscientious, energetic, keen, enthusiastic, zealous, earnest, persevering, persistent, unflagging, untiring, indefatigable
studious
ANTONYMS

lazy

4‘we have a hard problem to solve’

SYNONYMS
difficult, puzzling, perplexing, baffling, bewildering, mystifying, knotty, thorny, ticklish, problematic, enigmatic, complicated, complex, intricate, involved, tangled, insoluble, unfathomable, impenetrable, incomprehensible, unanswerable
informal spiny, mind-bending
North American informal gnarly
rare insolvable, wildering
ANTONYMS

simple

5‘times are hard and jobs are scarce’

SYNONYMS
harsh, grim, difficult, bad, bleak, dire, tough, austere, unpleasant, disagreeable, uncomfortable, intolerable, unendurable, unbearable, insupportable
straitened, spartan, dark, severe, distressing, painful, awful
ANTONYMS

comfortable, luxurious

6‘he can be such a hard taskmaster’

SYNONYMS
strict, harsh, firm, severe, stern, tough, rigorous, demanding, exacting, unkind, unfriendly, unsympathetic, cold, heartless, hard-hearted, cold-hearted, unfeeling, intransigent, unbending, uncompromising, inflexible, intolerant, implacable, stubborn, obdurate, unyielding, unrelenting, unsparing, lacking compassion, grim, ruthless, merciless, oppressive, tyrannical, pitiless, callous, cruel, vicious, unjust, unfair
standing no nonsense, ruling with a rod of iron
informal hard-boiled
North American informal badass
Australian, New Zealand informal solid
ANTONYMS

easy-going, kind

7‘a hard winter’

SYNONYMS
bitterly cold, cold, bitter, harsh, severe, extreme, bleak, freezing, icy, icy-cold, arctic, polar, Siberian, glacial
British informal Baltic
ANTONYMS

mild

8‘a hard blow to the head’

SYNONYMS
forceful, heavy, strong, sharp, smart, violent, powerful, vigorous, mighty, hefty, tremendous
ANTONYMS

light

9‘hard facts about the underclass are maddeningly elusive’

SYNONYMS
reliable, definite, true, actual, confirmed, undeniable, indisputable, unquestionable, verifiable
plain, cold, bare, bold, harsh, unvarnished, unembellished
ANTONYMS

unverified

10‘they do not touch hard liquor’

SYNONYMS
alcoholic, strong, intoxicating, inebriating, stiff, potent, spirituous, vinous, intoxicant
ANTONYMS

non-alcoholic, low-alcohol

11‘hard drugs’

SYNONYMS
addictive, habit-forming, causing dependency
strong, harmful, narcotic
ANTONYMS

soft


adverb

1‘George pushed her hard away from him’

SYNONYMS
forcefully, forcibly, fiercely, roughly, powerfully, strongly, strenuously, heavily, sharply, vigorously, intensely, energetically, with all one's might, with might and main, with vigour, with force, with great effort
ANTONYMS

gently

2‘they work hard at school’

SYNONYMS
diligently, industriously, assiduously, conscientiously, sedulously, busily, intensely, enthusiastically, energetically, earnestly, persistently, doggedly, steadily, indefatigably, untiringly, all out, with application, with perseverance
informal like mad, like crazy, like billy-o
ANTONYMS

lackadaisically

3‘this prosperity has been hard won’

SYNONYMS
with difficulty, with effort, after a struggle, painfully, arduously, laboriously
ANTONYMS

easily

4‘her death hit him hard’

SYNONYMS
severely, badly, intensely, harshly, acutely, deeply, keenly, seriously, profoundly, violently, forcefully, grievously, gravely
ANTONYMS

slightly

5‘it was raining hard’

SYNONYMS
heavily, strongly, intensely, in torrents, in sheets, cats and dogs
steadily
British informal buckets, bucketloads, stair rods
North American informal pitchforks
ANTONYMS

lightly

6‘my mother looked hard at me’

SYNONYMS
closely, attentively, intently, critically, carefully, keenly, searchingly, earnestly, sharply, scrutinizingly
ANTONYMS

casually


Phrases

    hard on

    ‘his banishment followed hard on the quarrel’


    SYNONYMS
    soon after, hard on the heels of, quickly after, promptly after, shortly after, immediately after, directly after, straight after, right after, a short time after, without delay after
    ANTONYMS

    long after

    hard feelings

    ‘I had no hard feelings about being fired’


    SYNONYMS
    resentment, animosity, ill feeling, ill feelings, ill will, bitterness, bad blood, resentfulness, rancour, malice, acrimony, antagonism, antipathy, animus, friction, anger, hostility, hate, hatred
    ANTONYMS

    goodwill

    hard by

    ‘a little shop, hard by the St Paul Hotel’


    SYNONYMS
    close to, right by, close by, beside, near, near to, nearby, not far from, a short distance from, a step away from, a stone's throw from, on the doorstep of, in the vicinity of, in the neighbourhood of, round the corner from, within easy reach of, adjacent to
    informal within spitting distance of, within sniffing distance of, a hop, skip, and a jump away from
    ANTONYMS

    far from

    hard up

    ‘I'm too hard up to buy fancy clothes’


    SYNONYMS
    poor, short of money, short of cash, impoverished, impecunious, in financial difficulties, financially embarrassed, financially distressed, in reduced circumstances, in straitened circumstances, unable to make ends meet
    penniless, moneyless, destitute, poverty-stricken, bankrupt, in the red, without a sou, without means of support
    informal broke, flat broke, bust
    British informal stony broke, skint, cleaned out, strapped for cash, on one's uppers, not having two farthings to rub together, not having two pennies to rub together, in Queer Street, on one's beam-ends, without a shot in one's locker, without a brass farthing
    North American informal stone broke, without a red cent
    ANTONYMS

    rich

    hard and fast

    ‘there are no hard-and-fast rules about this’


    SYNONYMS
    definite, fixed, set, strict, rigid, binding, stringent, rigorous, clear-cut, cast-iron, established, inflexible, immutable, unalterable, invariable, unvarying, unchangeable, unchanging, incontestable, incontrovertible, uncompromising
    ANTONYMS

    flexible