hard
UK[hɑːd]US[hɑːrd]
adj
solid, firm, and not easily broken, bent, or pierced
adj
requiring a great deal of endurance or effort; difficult
adj
done with a great deal of force or strength
adv
with a great deal of effort or force
Etymology
The word 'hard' originates from the Old English 'heard', meaning "solid, firm, severe, difficult," which itself derives from the Proto-Germanic 'hardu-'. This Germanic root is traced back to the Proto-Indo-European 'kort-ús', from the base 'kar-' or 'ker-', meaning "hard." This ancient root is shared by other languages, such as Greek 'kratos' (strength, power) and is visible in English derivatives like '-cracy'. The semantic journey from a physical property of solidity to abstract concepts of difficulty and severity demonstrates a classic pattern of meaning extension, where a tangible quality is metaphorically applied to intangible challenges and rigorous actions.
Analysis
The word 'hard' is a simplex word of Germanic origin. It is not productively composed of smaller, separable morphemes in modern English.
Examples
The ground was frozen hard.
She found the exam questions extremely hard.
He hit the ball hard over the fence.