adjective very strong or vigorous.
— synonyms: knockout, severe
adjective characterized by effort to the point of exhaustion.
— synonyms: arduous, backbreaking, grueling, gruelling, heavy, laborious, operose, punishing
adjective produced without vibration of the vocal cords.
— synonyms: unvoiced, voiceless, surd
adjective (of light) transmitted directly from a pointed light source.
— synonyms: concentrated
adjective (of speech sounds).
adjective given to excessive indulgence of bodily appetites especially for intoxicating liquors.
— synonyms: intemperate, heavy
adjective being distilled rather than fermented.
— synonyms: strong
adjective unfortunate or hard to bear.
— synonyms: tough
adjective dried out.
Examples
“The prisoners were sentenced to three years' hard.”
“hard evidence; a hard requirement”
“At the intersection, there are two roads going to the left. Take the hard left.”