Found 22 synonyms in 3 groups
1
Meaning: vain [a]
sterile, hollow, futile, barren, fruitless, delusive, abortive
  1. 2
    Meaning: immature [a]
  2. 3
    Meaning: futile [a]
    abortive, empty, idle, ineffectual, profitless, unavailing (literature), fruitless

abortive synonyms - English related words for abortive