Laborious

adjective

lə'boʊriəs

Adjective

characterized by effort to the point of exhaustion; especially physical effort
“spent many laborious hours on the project”
Similar:ArduousBackbreakingGruelingGruellingHard

Dictionary Validity

Tournament Word List (TWL): Scrabble US
Collins Scrabble Words (CSW21): Scrabble UK
ENABLE Dictionary: Words With Friends
Combined US/UK Scrabble Dictionary: SOWPODS
North American Scrabble (NWL2020): NASPA

Similar Words

Arduous
Backbreaking
Grueling
Gruelling
Hard
Heavy
Operose
Punishing
Toilsome
Effortful
Labor
Laboriousness

More 9-letter words Words starting with L