Synonyms for effortful

Similarity of adj effortful

1 sense of effortful

Sense 1:

effortful (vs. effortless)
arduous, backbreaking, grueling, gruelling, hard, heavy, laborious, operose, punishing, toilsomedraggingexhausting, tiring, wearing, wearyingheavy, labored, labouredlabor-intensive, labour-intensiveleaden, ploddingSisypheanarduous, straining, strenuous

Also See: difficult#1, hard#1