hard Synonyms - page 11

icy impassible impenetrable impenitent imperatively impermeable impervious implacable impliable hefty heartrending gravely grievous grim grinding gristly gritty habituating hardened harder hard-fought hard-handed hard-hearted hardly harshly heartless impregnable inclement inhuman insensate insensible insensitive insoluble intemperate intemperately intensely intensive intensively intolerable intoxicating intricate invariable involved inhospitable infaust incompressible incontrovertible inconvincible indefatigably indigestible