Core Grammar Rule: -(으)ㄹ까 하다
This pattern is used to express an intention or a plan that you are considering but have not yet decided on. It's softer and less definite than saying you "will" do something.
Meaning & Usage
Meaning: It translates to "I am thinking of doing..." or "I might do...". It shows the speaker's thought process or a tentative plan. It implies that the plan could change.
When to use: Use it when you want to share a possible future action without committing to it. It's perfect for brainstorming ideas, talking about weekend plans that aren't set in stone, or expressing a desire that you haven't acted on yet.
Conjugation Rules
Rule: The form depends on whether the verb stem ends in a vowel or a consonant.
Vowel or ㄹ: Attach -ㄹ까 하다 directly to the verb stem. (e.g., 가다 → 갈까 하다; 만들다 → 만들까 하다)
Consonant: Attach -을까 하다 to the verb stem. (e.g., 먹다 → 먹을까 하다; 읽다 → 읽을까 하다)
Vowel/ㄹ: -ㄹ까 하다 / Consonant: -을까 하다
Native Nuance & Mistakes
A common point of confusion for learners is the difference between -(으)ㄹ까 하다 and -(으)ㄹ 거예요.
-(으)ㄹ까 하다 for Tentative Thoughts
Context: This expresses a thought or a possibility, not a firm plan. It's like you're thinking out loud. If someone asks "What are you doing this weekend?" and you say "영화를 볼까 해요" (I'm thinking of seeing a movie), it means you have that idea, but you might also do something else. It invites discussion or other suggestions.
Example: 날씨가 좋아서 공원에 갈까 해요. (The weather is nice, so I'm thinking of going to the park.)
-(으)ㄹ 거예요 for Definite Plans
Context: This expresses a much stronger intention or a confirmed plan. It's what you say when you have already decided. If you say "영화를 볼 거예요" (I'm going to see a movie), it implies the decision is made, maybe you've even bought tickets. Using this when your plan is still vague can sound overly assertive or might be misleading.
Do: (Uncertain) 이사할까 해요. (O) / Don't: (Uncertain) 이사할 거예요. (X)