Definition

1. Adjective:
   • Sincere / Genuine / Heartfelt: Describes a feeling, emotion, intention, or action that comes from a true and honest heart, without pretense or deceit.
   • Formed / Created / Developed: In more formal or technical contexts, describes something that has been formed, created, or has come into being.

Usage Examples

• Adjective (Sincere):
  • Lời xin lỗi của cô ấy rất thành tạo. (Her apology was very sincere.)
  • Anh ấy có tình cảm thành tạo với bạn. (He has genuine feelings for you.)
• Adjective (Formed):
  • Những thói quen tốt được thành tạo từ nhỏ. (Good habits are formed from childhood.)
  • Công ty này được thành tạo từ năm 1990. (This company was established in 1990.)

Advanced Usage

• "thành tạo địa chất": geological formation.
  • Vùng này có nhiều thành tạo địa chất đặc biệt. (This area has many special geological formations.)

Variants and Related Words

• Thành tâm (adj): sincere, wholehearted. Often used interchangeably with the "sincere" meaning of "thành tạo".
  • Tôi thành tâm cảm ơn bạn. (I sincerely thank you.)
• Thành hình (v): to take shape, to be formed.
  • Ý tưởng dần thành hình. (The idea gradually took shape.)

Synonyms

• Sincere: genuine, heartfelt, earnest.
• Genuine: authentic, real, true.
• Formed: created, established, developed.

Notes on Usage

• The meaning "sincere" is the most common in everyday modern Vietnamese.
• The meaning "formed" or "created" is more formal and is often found in technical, scientific, or literary contexts. It can sometimes sound slightly archaic in casual conversation.