Arduous: alternatives and connections

Hard to do or to make; beset with difficulty; attended with labor, trouble, or pains; not easy; arduous.

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Hard to do or to make; beset with difficulty; attended with labor, trouble, or pains; not easy; arduous.

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Not easily penetrated, cut, or separated into parts; not yielding to pressure; firm; solid; compact; -- applied to material bodies, and opposed to so…

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Not easily penetrated, cut, or separated into parts; not yielding to pressure; firm; solid; compact; -- applied to material bodies, and opposed to so…

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

The quality of being arduous; difficulty of execution.

Open English WordNet records a derivational relationship between these word forms.

The quality of being arduous; difficulty of execution.

Open English WordNet records a derivational relationship between these word forms.

Not easily penetrated, cut, or separated into parts; not yielding to pressure; firm; solid; compact; -- applied to material bodies, and opposed to so…

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Having the heaves.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Requiring labor, perseverance, or sacrifices; toilsome; tiresome.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Wrought with labor; requiring labor; hence, tedious; wearisome.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

of Punish

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

of Strain

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Eagerly pressing or urgent; zealous; ardent; earnest; bold; valiant; intrepid; as, a strenuous advocate for national rights; a strenuous reformer; a…

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Attended with toil, or fatigue and pain; laborious; wearisome; as, toilsome work.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.