What to reply to yea?

The word only means something against the question before it. If you asked a yes or no question that she could easily say no to, a bare yea is a clean answer and she probably means it. If you asked something open, like what she has been up to or what she thinks of a place, and she gave you one word, that is a signal she either does not want to unpack it or is multitasking. Look at the last three or four messages of the thread. If the energy was already dropping, the yea is part of that drop. If the thread was lively and she suddenly went flat, check whether you just asked her something that felt like homework or pressure.

Also look at how long she took. A quick yea after a fast back and forth is a different thing from a yea that arrived six hours later. A delayed one-word answer usually means she is busy or has lost the thread, not that she is hostile. Neither reading should make you panic. The point is that you cannot pick the right kind of reply until you know which of these you are looking at.

There are roughly three kinds of reply that fit a bare yea. The first is a light confirmation that closes the loop, the sort of message that acknowledges her answer and points at the next small thing without asking her to commit to much. Its job is to show you heard her. You can tell a draft is this kind because it contains a short reaction and nothing that needs a thought-out answer. It should leave out any second question.

The second kind is a more interesting question that is easy to answer, something that gives her a reason to say more without feeling interrogated. Its job is to re-open the thread on a different topic. You can tell it works because it is about something she can have an opinion on in a sentence. It should leave out anything that circles back to the question she already answered.

The third kind is a clean exit: a short reply that signals you are fine if the conversation stops here. Its job is to lower the pressure. You can tell it is this kind because it does not ask her for anything. It should leave out any hint of disappointment or a request for a reply.

Timing matters more here than people expect. If her yea came in the middle of the day, reply within the same few hours in a normal tone. If it came late at night, a reply the next afternoon reads as relaxed, while a reply at 2am reads as needy or as if you have nothing else going on. Matching her rough pace is usually safer than trying to beat it.

If she does not reply to your follow-up, wait a full day before sending anything else, and make the next message lighter or about a new small thing, not a repeat of the old question. One unanswered follow-up is normal. Two in a row with no reply is her telling you something, and the honest move is to stop sending. If a week passes with nothing, you can send one short, low-pressure message that does not depend on her answering, then leave it. A thread that dies quietly is not a failure, and reviving it three times makes it harder to restart later when she is actually around.