形容詞 nugatory:

1. of no real value

nu.ga.to.ry

adj.（形容詞）
Of little or no importance; trifling.
無關緊要的：不重要的或無價值的；瑣屑的
Having no force; invalid.See Synonyms at vain
沒有力量；無效的參見 vain

來源：
Latin nôg3tôrius
拉丁語 nôg3tôrius
from nôg3tor [trifler]
源自 nôg3tor [開玩笑的人]
from nôg3ro [to trifle]
源自 nôg3ro [開玩笑]
from nôgae [jokes]
源自 nôgae [玩笑]