大礙 [－碍]

Jyutping daai6 ngoi6
Pinyin dà ài

Definitions (粵典–words.hk)
  1. 名詞
    嚴​重​嘅​妨​礙​、​影響​；​通常​描述​健康​，​同​「​冇​」​配搭​表示​反義
    major issue; serious problem (usually used with 冇to express the opposite meaning regarding health)
Definitions (Wiktionary)
  1. noun, usually, with-negation
    major issue; serious problem

大礙 [－碍]

Jyutping
Pinyin dà ài

Definitions (CC-CEDICT)
  1. (usually used in the negative) major issue
  2. serious problem
  3. big deal
Examples (粵典–words.hk)
  1. Cantonese
    佢事后去医院验伤，好彩冇大碍。
    佢事後去醫院驗傷，好彩冇大礙。
    keoi5 si6 hau6 heoi3 ji1 jyun2 jim6 soeng1, hou2 coi2 mou5 daai6 ngoi6.
    • Right after the incident, she went to hospital for wound inspection. Fortunately the wound was not severe.