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3 results for: laborious 1-3 of 3 results
  Synonym Collection v1.1
Main Entry:  laborious
Part of Speech:  adjective
Synonyms:  arduous, assiduous, backbreaking, burdensome, difficult, diligent, effortful, hard, hardworking, industrious, onerous, rigorous, sedulous, strenuous, toilsome, tough, uphill
  Roget's II: The New Thesaurus
Main Entry:  burdensome
Part of Speech:  adjective
Definition:  Requiring great or extreme bodily, mental, or spiritual strength.
Synonyms:  arduous, backbreaking, demanding, difficult, effortful, exacting, exigent, formidable, hard, heavy, onerous, oppressive, rigorous, rough, severe, taxing, tough, trying, weighty
  Roget's II: The New Thesaurus
Main Entry:  difficult
Part of Speech:  adjective
Definition:  Not easy to do, achieve, or master.
Synonyms:  arduous, hard, serious, tall, tough, uphill

Copyrights:

Cite This Source   Synonym Collection v1.1
Copyright © 2008 by Lexico Publishing Group, LLC.
 
Cite This Source   Roget's II: The New Thesaurus, Third Edition
by the Editors of the American Heritage® Dictionary.
Copyright © 2003, 1995 by Houghton Mifflin Harcourt Publishing Company.
Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
 

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