Etymology

so le ‎(“uneven”) +‎ trong ‎(“inside”)

Pronunciation

• (Hà Nội) IPA^(key): [s̪ɔ˧˧ l̪ɛ˧˧ ṯɕɐwŋ͡m˧˧]
• (Huế) IPA^(key): [ʂɔ˧˧ lɛ˧˧ ʈɐwŋ͡m˧˧]
• (Hồ Chí Minh City) IPA^(key): [ʂɔ˧˥ l̻ʲɛ˧˥ ʈɐwŋ͡m˧˥]