· not easy; requiring great physical or mental effort to accomplish or comprehend or endure; "a difficult task"; "nesting places on the cliffs are difficult of access"; "difficult times"; "why is it so hard for you to keep a secret?"

Synonym(s): difficult

· dispassionate; "took a hard look"; "a hard bargainer"

Antonym(s): soft

· resisting weight or pressure

Antonym(s): soft

· very strong or vigorous; "strong winds"; "a hard left to the chin"; "a knockout punch"; "a severe blow"

Synonym(s): knockout, severe

· characterized by effort to the point of exhaustion; especially physical effort; "worked their arduous way up the mining valley"; "a grueling campaign"; "hard labor"; "heavy work"; "heavy going"; "spent many laborious hours on the project"; "set a punishing pace"

Synonym(s): arduous, backbreaking, grueling, gruelling, heavy, laborious, operose, punishing, toilsome

· produced without vibration of the vocal cords; "unvoiced consonants such as `p' and `k' and `s'"

Synonym(s): unvoiced, voiceless, surd

· (of light) transmitted directly from a pointed light source

Synonym(s): concentrated

Antonym(s): soft

· (of speech sounds); produced with the back of the tongue raised toward or touching the velum; "Russian distinguished between hard consonants and palatalized or soft consonants"

Antonym(s): soft

· given to excessive indulgence of bodily appetites especially for intoxicating liquors; "a hard drinker"

Synonym(s): intemperate, heavy

· being distilled rather than fermented; having a high alcoholic content; "hard liquor"

Synonym(s): strong

· unfortunate or hard to bear; "had hard luck"; "a tough break"

Synonym(s): tough

· dried out; "hard dry rolls left over from the day before"

· with effort or force or vigor; "the team played hard"; "worked hard all day"; "pressed hard on the lever"; "hit the ball hard"; "slammed the door hard"

· with firmness; "held hard to the railing"

Synonym(s): firmly

· earnestly or intently; "thought hard about it"; "stared hard at the accused"

· causing great damage or hardship; "industries hit hard by the depression"; "she was severely affected by the bank's failure"

Synonym(s): severely

· slowly and with difficulty; "prejudices die hard"; "he was so dizzy he could hardly stand up straight"

Synonym(s): hardly

· indulging excessively; "he drank heavily"

Synonym(s): heavily, intemperately

· into a solid condition; "concrete that sets hard within a few hours"

· very near or close in space or time; "it stands hard by the railroad tracks"; "they were hard on his heels"; "a strike followed hard upon the plant's opening"

· with pain or distress or bitterness; "he took the rejection very hard"

· to the full extent possible; all the way; "hard alee"; "the ship went hard astern"; "swung the wheel hard left"