Add derivation morphology

2 files changed, 28 insertions, 0 deletions

diff --git a/src/SUMMARY.md b/src/SUMMARY.md
index 8c17eb7..093b89a 100644
--- a/src/SUMMARY.md
+++ b/src/SUMMARY.md
@@ -9,3 +9,4 @@
 - [Morphology](./haasdaiga/morphology/index.md)
   - [Nominal](./haasdaiga/morphology/nominal.md)
   - [Verbal](./haasdaiga/morphology/verbal.md)
+- [Derivational Morphology](./haasdaiga/derivation.md)
diff --git a/src/haasdaiga/derivation.md b/src/haasdaiga/derivation.md
new file mode 100644
index 0000000..40a9d14
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+++ b/src/haasdaiga/derivation.md
@@ -0,0 +1,27 @@
+# Derivational Morphology
+
+## Nominalization
+
+In all following transformations, where a noun has unknown gender mark *-y*,
+it is replaced with an ambiguous, idiomatic gender or the  gender of a closest
+noun that defines it.
+In the former case, such words would be listed in the dictionary.
+
+| category | transformation | examples |
+|----------|----------------|----------|
+| action   | -vy → -se      | (think) → (the act of thinking) |
+| actor    | -vy → -nersy   | (teach) → (teacher) |
+| result   | -vy → -mensy   | (think) → (thought), (draw) → (drawing, picture) |
+| diminutive| -sy → -zìssy  | (dog) → (puppy), (kid) → (baby), (human) → (dwarf) |
+| augmentative| -sy → gáchsy| (human) → (giant) |
+
+## Verbalization
+
+| category | transformation | examples |
+|----------|----------------|----------|
+| reverse  | V → réc-V      | (do) → (undo)|
+| do again | V → bàn-V      | (think) → (rethink) |
+
+## Compounds
+
+TBD