trùng

• (Hà Nội) IPA^(key): [t͡ɕʊwŋ͡m˨˩]
• (Huế) IPA^(key): [ʈʊwŋ͡m˦˩]
• (Saigon) IPA^(key): [ʈʊwŋ͡m˨˩]

Sino-Vietnamese word from 蟲 (“animal > bug, insect”).

Due to the shift /n/ > /ŋ/ from Huế southwards, this word can be pronounced identically to trùn (“(earth)worm”), creating a homophonous pair of false cognates.

trùng

1. microorganism

   trùng (đế) giày ― a member of Paramecium (literally, “sole bug”)

   trùng roi ― a flagellate (literally, “whip bug”)

trùng

1. Sino-Vietnamese reading of 蟲

• Used as a free noun in some poems, but mostly occurs as a bound morpheme.

• động vật nguyên sinh

Sino-Vietnamese word from 重 (“to repeat; -fold”), from Middle Chinese 重 (MC drjowng). Doublet of trọng.

trùng

1. to coincide

   Ngày nghỉ trùng với chủ nhật nên được nghỉ bù.

   We get a compensatory day off because the holiday is on a Sunday.

trùng

1. Sino-Vietnamese reading of 重