English

เสีย ใจ

“เสีย ใจ” (сийа чай) — to be upset; to feel down in Thai. Verb, level A2. Literally "lose heart": the first word is the same "lose" as in "broken". About losing a thing one says "it broke"; about a mood — "lost heart". In a live sentence: “เสีย ใจ ที่ พลาด สอบ” — He is upset about failing the exam. Written with the characters เ, ส, ี, ย, ใ, จ. A word from the everyday Thai course, level A2.

Updated September 1, 2026 · Lingofly

In short

“to be upset; to feel down” in Thai
Written in Thaiเสีย ใจ
Read in Latin lettersсийа чай
Translationto be upset; to feel down
Part of speechverb
LevelA2

Why it looks that way

Literally "lose heart": the first word is the same "lose" as in "broken". About losing a thing one says "it broke"; about a mood — "lost heart"

A word with a story stays in memory longer than one learned as a “spelling — translation” pair: memory holds on to meaning, not to a string.

In a live sentence

A single word almost never appears alone in conversation. A sentence shows where it fits and what stands next to it.

  • เสีย ใจ ที่ พลาด สอบ
    сийа чай ти пхлаат сооп
    He is upset about failing the exam

How not to forget this word

Reading a word and remembering it are different jobs. A day later, little survives of a single reading — and that is not bad memory, that is how memory works.

Frequently asked

How do you say “to be upset; to feel down” in Thai?

«เสีย ใจ», read “сийа чай”. In a live sentence: “เสีย ใจ ที่ พลาด สอบ” — He is upset about failing the exam. Verb, level A2; written with the characters เ, ส, ี, ย, ใ, จ.

How is “เสีย ใจ” written in Latin letters?

сийа чай. This is a practical spelling — you need it to read aloud and be understood, not to meet an academic standard.

Why does this word look the way it does?

Literally "lose heart": the first word is the same "lose" as in "broken". About losing a thing one says "it broke"; about a mood — "lost heart". A word with a story stays in memory longer than a “spelling — translation” pair: memory holds on to meaning, not to a string.

Next

Remember “เสีย ใจ” for goodAdd the word to practice