Adjective:

பெருங்கடும் முயற்சிக் குரிய, கடும் வலிமை மிக்க,

herculean's Usage Examples:

The Saras are remarkable for their herculean stature, and are one of the most promising of African races.

It would indeed be a herculean task to teach the words if the ideas did not already exist in the child's mind.

Much was done by President Moraes to correct abuses, but the task was of too herculean a nature to allow of accomplishment within the four years during which he was at the head of affairs.

A violent agitation for his recall, in which Sir Henry Campbell-Bannerman joined, was organized, but without success, and in August he returned to South Africa, where he plunged into the herculean task of remodelling the administration.

Synonyms:

difficult, hard,

Antonyms:

easy, ease, effortless,