词源

源自 (“抽搐；突然活跃”) +‎ (从名词构成形容词的后缀，“充满...的”，“倾向于...的”，“有...性质的”)。^[1]

发音

• (標準英音) 國際音標^(幫助)：/ˈfɪtf(ʊ)l/
• (通用美式) 國際音標^(幫助)：/ˈfɪtf(ə)l/

• （通用美式）音频：

  (檔案)

• 斷字：fit‧ful

形容词

(比較級，最高級)

1. (棄用) 抽搐的
   • c. 1606 (date written), , “”, 出自 Mr. William Shakespeares Comedies, Histories, & Tragedies […] (), London: […] Isaac Iaggard, and Ed[ward] Blount, 出版於 1623, →OCLC, [Act III, scene ii]，頁號 140，列號 2:

     is in his Graue: / After Lifes fitfull Feuer, he ſleepes well, / Treaſon ha's done his worſt: not Steele, not Poyſon, / Mallice domeſtique, forraine Leuie, nothing, / Can touch him further.

     （請為本引文添加中文翻譯）

2. (引申义) 断断续续的，间歇的，不规则的，一阵一阵的

   近義詞： 、、、、、；亦參見Thesaurus:discontinuous

   反義詞： ；亦參見Thesaurus:continuous

   His breathing was fitful.

   他的呼吸不均匀。

   Troubled by her unfinished work, she fell into a fitful sleep.

   因为受没有完成的工作折磨，她断断续续地睡着了。

   • Template:RQ:Scott Lady of the Lake
   • Template:RQ:Byron Siege of Corinth
   • Template:RQ:Melville Moby-Dick
   • 2012 10月 27, “The economy: Don’t say ‘green shoots’: Britain emerges from its second recession in four years”, 出自 ‎, London: , →ISSN, →OCLC，於29 October 2012歸檔自原頁面:

     So fitful has Britain’s economy been that any good news is understandably snatched at.

     （請為本引文添加中文翻譯）

参考资料