According to Rex Shelley's Sights and sins of Singlish:
Buaya
Crocodile in Malay.
(has 2 meanings, but i gg to mention onli one)
commonly used for skirt chaser
implications to swallow up the other party.
u can find Rex Shelley's Sights and sins of Singlish at NLB
libraries
visit talkingcock.com's Coxford Singlish Dictionaries for more
vocab (though may not cover the basics, and i can't find "buaya"
there)