4sāa cháhn 沙塵 — [sand and dust] a boastful, braggardly person (dkc 3,114).
5sāa dáam 沙膽/膽 — courageous; foolhardy.
6sāa déih 沙地 — Shatin, a place in the New Territories, Hong Kong (taxi driver jargon, mp 27.1.1999).
7sāa ji 沙紙 — [sand paper] a school graduation certificate, a diploma (bmfy).
8sāa ji péih faat saam sahp luhk saih faà péih 沙紙被發三十六誓化被 — covering with the yellow gauze paper or quilt", a stage in the triad ritual in which the recruit walks under a yellow paper (often with the thirty-six oaths of the society written on it) (traditional triad jargon, OS).
9sāa jin 沙展 — [< sergeant] a sergeant in the Hong Kong police (bmfy).
10sāa lùhng 沙龍 — [sand dragon] a hidden police camera that detects speeding motorists (gwjw 108, 29); snapshot, (good) photographs.