hard
Requiring great effort
The adjective hard has two related but distinct core senses: those that are the opposite of “soft” and those that are the opposite of “easy.” Together, they communicate the idea of requiring effort.
A hard problem is one that is difficult to solve.
A hard rock is one that is difficult to penetrate.
Hard often expresses intensity: hard labor, hard frost.
As an adverb, hard communicates great effort: work hard, fight hard.
Solid earthen material
- stoneSolid earth fragment
- concreteSolid building mixture
- graniteIgneous rock, quartz-rich
- steelCarbon-hardened iron alloy
diamond · iron · marble · brick · ice · dense · rigid · firm
Perceiving through physical contact
- feelPerceive by touch
- textureSurface tactile quality
- surfaceOutermost boundary layer
- tactileOf the touching sense
palpable · rough · smooth · grasp · press · squeeze · knock · tap
Hard to accomplish
- toughDurable and strong
- arduousDemanding strenuous effort
- demandingRequiring great effort
- taxingRequiring great effort
strenuous · grueling · laborious · onerous · daunting · formidable · complex · intricate
Solidly built, durable
- robustStrong and durable
- resilientAble to recover quickly
- toughDurable and strong
- strongHaving great physical power
rugged · heavy-duty · long-lasting · wear-resistant · reinforced · indestructible · enduring · weatherproof
Extremely harsh or strict
- strictRigorous, without flexibility
- toughDurable and strong
- unforgivingShowing no leniency
- brutalSavagely harsh or severe
ruthless · merciless · pitiless · stern · cruel · callous · cold · heartless
Refusing to give way
- inflexibleUnable to bend
- obstinateFirmly refusing to yield
- adamantStubbornly refusing to yield
- rigidUnable to bend
unbending · resolute · steadfast · tenacious · uncompromising · intransigent · implacable · immovable
rock
Solid earthen material
steel · diamond · iron · marble · brick · ice · dense · rigid · firm · compact
touch
Perceiving through physical contact
tactile · palpable · rough · smooth · grasp · press · squeeze · knock · tap · rap
challenging
Hard to accomplish
taxing · strenuous · grueling · laborious · onerous · daunting · formidable · complex · intricate · complicated
sturdy
Solidly built, durable
strong · rugged · heavy-duty · long-lasting · wear-resistant · reinforced · indestructible · enduring · weatherproof · industrial-strength
severe
Extremely harsh or strict
- strictRigorous, without flexibility
- toughDurable and strong
- unforgivingShowing no leniency
brutal · ruthless · merciless · pitiless · stern · cruel · callous · cold · heartless · unsparing
unyielding
Refusing to give way
- inflexibleUnable to bend
- obstinateFirmly refusing to yield
- adamantStubbornly refusing to yield
rigid · unbending · resolute · steadfast · tenacious · uncompromising · intransigent · implacable · immovable · iron-willed
powerful
Having great strength
vigorous · mighty · fierce · violent · sharp · heavy · crushing · punishing · thunderous · jarring
- adjectivesbig, urgent, amazing, temporary, bold
- difficultyeasy, medium, difficult, moderate, simple
- touch feelingsrough, smooth, soft, bumpy, sticky
- food qualitiesripe, unripe, overripe, fresh, spoiled
- furniture traitswooden, upholstered, cushioned, padded, comfortable
- Quizzesquiz, pop quiz, quiz show, quiz night, quiz bowl
hardeasy
Requiring minimal effort
simple · effortless · straightforward · uncomplicated · painless
- hard workSustained strenuous effort
- work hardExpend serious effort
- hard timeStruggle or imprisonment
- hard driveComputer's internal storage device
- hardly everAlmost not at all
- the hard wayThrough difficulty, not ease
harsh, hardly, harden, hardy, hardship, hardware, hardness, hardened, harder