Make A Lang

I was thinking about my conlanging today, and specifically about how Yes and No are said in Reformed Pitak and Old Fauleethik, which is simply Sa and Ne, or Sau and Nei (or Saw and Nay to make pronunciation a little more clear). Now the interesting thing I was reflecting on was that I came up with these words a LONG time ago, way before I knew much about phonology, morphology, grammer, etc. But these words have survived through the various iterations and changes I've made over the years. I thought it might be interesting to recount to myself and for you how I've continually made changes and how these words have managed to remain unchanged. First of all, my phonology has never changed to a point where these sounds would not be allowed, but if it had, I could have just changed a vowel or a consonant and moved on. Second, as I began developing my morphology for words, I had decided that, in Pitak, words ending in -a are generally verbs in the present tense. But, verbs usually...