CARD 1 OF 1 Which word fits this meaning?Involving a heavy burden or substantial effort.adjectiveReveal word and examplesonerousThe new reporting rules proved onerous for a small workshop.Dictionary practice example.An onerous journey separated the village from the nearest port.From Vocabulary Studio 46: Onerous to parable.Full dictionary entryHow did you do before revealing the answer?Needs another lookI remembered itReveal the answer first, then make a self-check. Another word may fit the definition; compare with the target word. This is separate from scored quiz accuracy.