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Jyutping taam4 ho4
Pinyin tán hé

Definitions (Wiktionary)
  1. verb
    how can one talk about ...? what is the point of talking about ...?
Examples (粵典–words.hk)
  1. Cantonese
    要有20%学生出嚟投票,谈何容易吖。
    要有20%學生出嚟投票,談何容易吖。
    jiu3 jau5 ji6 sap6 poe6 sen1 hok6 saang1 ceot1 lai4 tau4 piu3, taam4 ho4 jung4 ji6 aa1.
    • We need to secure votes from 20% of all students - that's easier said than done.