反义词为humorless,表示无趣的、缺乏幽默感的,例如:

1、Most of these books are humorless.这类书大多枯燥无味。

2、It's all so stolid and humorless, even the scenes in San Francisco, without compensating epic sweep.全片麻木迟钝、一本正经,甚至是那些还在旧金山时的没有史诗场面的部分。