troubling

Word family  noun trouble adjective troubled troublesome troubling verb trouble

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++troub·ling /ˈtrʌblɪŋ/ adjective  worrying 令人担心的 This incident raises troubling questions. 这件事引出了一些令人担忧的问题。

Examples from the Corpus

troubling• But while Manuela was a mirror in which I glimpsed troubling facets of my own personality, hers presented no problems.• But beyond them lies a more troubling general question.• He stopped worrying over the troubling knowledge which he could not quite remember.• The most troubling of these measures is the first, which is presumably for the benefit of the security services.• It provides a superficially plausible answer to deep and troubling questions about existence.• Besides, somehow she didn't want to be on her own with her troubling thoughts.

troub·ling adjectiveChineseSyllable  

worrying Corpus

troubling
troub‧ling /ˈtrʌblɪŋ/ adjectiveworrying:
    This incident raises troubling questions.