擺設兒 (baai2 cit3 ji4) — ornaments; furnishings in Cantonese

wave; sway; swing; wag

particle of hypothesis; supposing that; what if; in case of

final particle / suffix, placed after many commonly used nouns to avoid employing one-syllable terms in speech (very common in the Beijing dialect 北京話, see: 兒化, 兒化韻)