Commonly found variants; note these may range from acceptable alternatives to non-standard forms or incorrect spellings*.
* Singlish is a largely spoken creole, and as such descriptivism (recording forms that reflect actual pronunciation in spoken language, or as appearing in the linguistic corpus) is more pertinent than strict prescriptivism. Nevertheless, the use of more standard forms (or for words originating in languages with Latin script, such as Malay, accurate to the original spelling) is recommended and encouraged.

also can:

wa piang eh

wah piang eh

Hokkien:

我迸欸

poj:

óa piàng--eh

expand for details Detailed etymology

definitions

interjection

  1. oh my God, man; oh my goodness; my God; for goodness' sake; exclamation of shock, dread, distress, frustration, disbelief, etc.
  2. "Wah piang eh, why y'all don't believe me? ... You have it all wrong and you're wasting time, okay?"

    — 2018, Ning Cai. Misdirection: Book One of The Savant Trilogy. Epigram Books. ISBN: 9789814785099

    This change in her heart is frustrating. Wah piang eh? Is it not enough that her husband still loves and cares for her when she has failed so utterly in her duty?

    — 2019, Tabatha Stirling. Bitter Leaves. Unbound. ISBN: 9781789650211

    The news confuses him. Wah piang eh! Thank God I'm still alive and out of that shit. Kan ni na! Why did she die? Why she never escape?

    — 2016, Verena Tay. "Ex", from Singapore Love Stories. Monsoon Books Pte. Limited. ISBN: 9789814625500

  3. oh my God, man; oh my goodness; wow; woah; exclamation of surprise, shock, amazement, etc.