Overview
This ending is used to form a soft, gentle question or to express internal pondering or wonder. It adds a nuance of hesitation, uncertainty, or politeness compared to a direct interrogative ending.
Usage
It's primarily used when the speaker is seeking information gently, confirming something with a soft tone, or musing aloud about a situation. It softens the interrogative tone, making the question less direct and more considerate. It can also imply that the speaker is thinking out loud or wondering about something, often without expecting a direct answer, or when the answer is not immediately obvious.
Conjugation Rules
This ending distinguishes between action verbs, descriptive verbs, and nouns.
- Action Verbs (동사):
- Present Tense: V-stem + -나(요)
- Example: 가다 (to go) → 가나요? (Is it going?)
- Example: 먹다 (to eat) → 먹나요? (Is it eating?)
- Past Tense: V-stem + -았/었/했나(요)
- Example: 갔다 (went) → 갔나요? (Did it go?)
- Descriptive Verbs (형용사):
- Present Tense:
- If the stem ends in a consonant: Adj-stem + -은가(요)
- Example: 작다 (to be small) → 작은가요? (Is it small?)
- If the stem ends in a vowel or ㄹ: Adj-stem + -ㄴ가(요)
- Example: 예쁘다 (to be pretty) → 예쁜가요? (Is it pretty?)
- Example: 길다 (to be long) → 긴가요? (Is it long?)
- Past Tense: Adj-stem + -았/었/했나(요)
- Example: 예뻤다 (was pretty) → 예뻤나요? (Was it pretty?)
- Nouns (명사):
- Present Tense: Noun + -인가(요)
- Example: 학생 (student) → 학생인가요? (Is it a student?)
- Past Tense: Noun + -이었/였나(요)
- Example: 학생이었다 (was a student) → 학생이었나요? (Was it a student?)
- 있다/없다 (to exist/not exist):
- Present Tense: 있나(요)/없나(요)
- Example: 시간이 있나요? (Do you have time?)
- Past Tense: 있었나(요)/없었나(요)
- Example: 어제 시간이 있었나요? (Did you have time yesterday?)
Knowledge Plus
- The -요 particle makes the question polite. Without it, -(으)ㄴ가, -나, -인가 can be used in informal settings or when speaking to oneself (self-pondering).
- This ending is often used when the speaker is genuinely unsure, wants to avoid sounding demanding, or is simply thinking out loud. It's much softer and less direct than standard interrogative endings like -아요/어요? or -(으)ㅂ니까?.