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Thai

ไหน

Pronunciation

nǎy

ไหน

nǎy

where

A native Thai recording for this word is on the way. Please check back soon.

  1. 1 where
  2. 2 which one、which
  3. 3 let me see、show me
  4. 4 now that、since … anyway
  5. 5 not to mention、on top of that、and there is also
  6. 6 didn’t you say …?、I thought you said …

This word asks someone to identify a place or choose one option from a set. In several common patterns, it can also mean “any,” “now that,” or introduce an additional point.

2

which one、which

Pronoun⭐️5 Essential

Asks which person or thing is meant among several possibilities, normally following a noun or classifier.

Show more (1)
5

not to mention、on top of that、and there is also

Conjunction⭐️3 Common

In the pattern ไหนจะ…, it adds another burden, problem, or supporting point to what has already been mentioned.

6

didn’t you say …?、I thought you said …

Particle⭐️3 Common

In the pattern ไหนว่า…, it challenges a previous statement because the present situation appears to contradict it.

Learning notes

Explanation

The central idea of ไหน is that a place or option has not yet been identified and the speaker wants it specified. For locations, it commonly follows a verb, as in อยู่ไหน “where are you?” and ไปไหน “where are you going?” The fuller form ที่ไหน is also extremely common. For choices, it follows a noun, pronoun, or classifier: อันไหน means “which one,” and คนไหน means “which person.” It also forms indefinite patterns. ไหนก็ได้ means “anywhere” or “whichever,” while ไหน in a negative construction can mean “not any” or “not a single one.” The patterns ไหนๆ, ไหนจะ, and ไหนว่า are best learned as fixed conversational constructions. Some dictionaries also list ไหน as the name of a fruit, but that uncommon sense is not useful for most beginning learners and is omitted here.

Usage

ไหน is extremely common in everyday conversation. Typical situations include checking someone’s location, asking about a destination, and choosing between products or other options. It is also used when asking to see something, saying that any option is acceptable, making a suggestion based on an existing situation, or questioning an earlier statement. Add ครับ or คะ at the end when politeness is needed.

Caution

Do not place ไหน before a noun as English places “which” before a noun. Thai normally uses noun + ไหน, as in ร้านไหน “which shop” and หนังสือเล่มไหน “which book.” ไหน does not normally mean “when” by itself; use เมื่อไหร่. Also distinguish it from อะไร “what” and ใคร “who.”

Differences from similar words

2 which one synonyms

  • อะไร asks “what” when the identity or type is unknown. ไหน asks “which” when choosing or identifying something from possible options.

  • ใด can also follow a noun to mean “which,” but it is more formal and literary. ไหน is standard in everyday conversation.

4 now that synonyms

  • ในเมื่อ means “since” or “given that” and presents a fact as a logical basis. ไหนๆ often has the conversational sense of making use of a situation that has already occurred.

5 not to mention synonyms

Component words

Other words containing ไหน

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