ARDUOUS


Meaning of ARDUOUS in English

a.

1.

Steep, high, lofty, uphill.

2.

Hard, difficult, laborious, onerous, troublesome, Herculean, toilsome, tiresome, wearisome, fatiguing, beset with difficulties, full of difficulties.

Soule. Dictionary of English synonyms.      Словарь английских синонимов.