Adjective:

দুস্তোষ্য, অকোমল, অনমনীয়, অপরিমিত, গুরুপাক, উচ্চমূল্য, নির্দয়, নির্মম, দু:সহ, কষ্টকর, থুম, অনড়, অতরল, অটল, ঘন, দৃঢ়, জবর, শ্রমসাধ্য, কষ্টসাধ্য, দুরূহ, ঠক্ঠকিয়া, নিরেট, কটমটে, মজবুত, ডাঁট, কড়া, শক্ত, কঠিন,

Adverb:

কঠোরভাবে, নিকটে, বেজায়, অপরিমিতভাবে, কর্কশভাবে, কষ্টপূর্ণভাবে, সবলে, সাগ্রহে,

hardest's Usage Examples:

earned his first NHL All-Star Game appearance, where he recorded the second-hardest shot behind Al MacInnis in the Skills Competition.

"a" (easiest), "b", "c", or "d" (hardest).

The system originally considered only the technical difficulty of the hardest move on a route.

With a Vickers hardness of >30 GPa, it is one of the hardest known materials, behind cubic boron nitride and diamond.

property of a class of problems that are informally "at least as hard as the hardest problems in NP".

stroke on the five hardest holes, B1 deducts one stroke on the nine hardest holes, and B2 deducts two strokes on the two hardest holes and one stroke.

Events include accuracy shooting, fastest skater, Skills Challenge Relay, hardest shot, Breakaway Challenge, and an Elimination Shootout.

Synonyms:

rough; delicate; catchy; ambitious; ticklish; tall; difficulty; tight; herculean; sticky; elusive; effortful; baffling; fractious; troublesome; awkward; unenviable; trying; nasty; vexed; problematic; hard-fought; difficultness; arduous; tricky; embarrassing; rocky; knotty; challenging; touchy; difficult; rugged; demanding; problematical; thorny; tough; serious;

Antonyms:

frivolity; undemanding; easy; effortless; ease;