Laborious Synonyms
Laborious Synonyms in Adjective Form
- toilsome, arduous, burdensome, difficult, onerous, labored, strenuous, hard, wearisome, tiresome, irksome, herculean.
Laborious Synonym Links: toilsome, arduous, burdensome, difficult, onerous, labored, strenuous, hard, wearisome, tiresome, irksome, herculean,