hard Synonyms - page 11

geologic gordian granitic grave gravely grievous grim grinding gristly habituating hardened harder hard-fought hard-handed hard-hearted impliable impregnable inflexible inhospitable inhuman insensate insensible insensitive insoluble intemperate intemperately intensely intensive intensively intolerable intoxicant intoxicating infaust inextricable inclement incompressible incontrovertible inconvincible indefatigably indigestible indubitable indurate indurated industrious inebriant inebriating inelastic inexorable inexpugnable intricate