Very large; larger than usual of its kind
The definition of strenuous is something that takes a lot of effort, work or energy to do.
Not easily borne; oppressive:
The definition of arduous is a way of describing something that is extremely tiring and difficult.
Very great in scope or import:
(Slang) Distinctly interesting, significant, important, likeable, well regarded.
Of enormous size, extent, or amount; huge.
The definition of mighty is something that is large, powerful or overwhelming.
Very large or wide (literally or figuratively).
Massive in stature.
(Informal) Extremely large; monstrous:
Very fine; impressive:
The definition of gigantic is extremely large or huge.
Very great in size, extent, or amount:
Having or suggesting great forcefulness, especially at the expense of subtlety:
The definition of powerful is having a lot of strength, authority or force.
Persuasive, effective, and cogent:
The definition of titanic is huge or of great strength like the Titans, or containing titanium.
Of extraordinary size and power
Of, relating to, or suggestive of the legend of Paul Bunyan.
Like an elephant in size or gait; huge, heavy, slow, clumsy, ungainly, etc.
Of a tremendous size, volume, degree, etc.
The definition of heroic is a strong and courageous person or a story about deeds by those with these qualities.
Consisting of or making up a large mass; bulky, heavy, and solid:
(Now Rare) Massive; weighty, bulky, etc.
Shockingly hideous or frightful in appearance.
The definition of monumental is something very large or important, or something that has lasting value.
Like or having the nature of a mountain, specif., very large, tall, steep, etc.
Extremely large in amount, extent, or size; enormous:
Giant is defined as of great size, strength or mind.
Find another word for herculean. In this page you can discover 44 synonyms, antonyms, idiomatic expressions, and related words for herculean, like: difficult, jumbo, big, sisyphean, thankless, backbreaking, colossal, large, strenuous, heavy and arduous.