Appendix A — Question Particle `po`

`po` is the **interrogative pro-form**. It stands in for an unknown participant or circumstance and, fused with postpositions, produces a full set of question words. `po` occupies whatever syntactic slot the unknown would occupy in a declarative clause — word order is identical to non-interrogative sentences.

Section 9

`po` is the **interrogative pro-form**. It stands in for an unknown participant or circumstance and, fused with postpositions, produces a full set of question words. `po` occupies whatever syntactic slot the unknown would occupy in a declarative clause — word order is identical to non-interrogative sentences.

### Overview

`po` is the **interrogative pro-form**. It stands in for an unknown participant or circumstance and, fused with postpositions, produces a full set of question words.

`po` occupies whatever syntactic slot the unknown would occupy in a declarative clause — word order is identical to non-interrogative sentences.

**Disambiguation from Scale particle `po`:** see [§8](#8-disambiguation-master-reference).

**Etymology:** Gr *pou* (where) / *pōs* (how), narrowed to a general interrogative pro-form.

> **Rule:** `po`-questions do **not** take the yes/no marker `kas`.

### Base Form

| Form | Gloss      | Example          | Translation         |
|------|------------|------------------|---------------------|
| `po` | who / what | `po taku?`       | Who is coming?      |
|      |            | `tu po daku-pa?` | What did you carry? |

### Fused Forms

Fusion is simple concatenation; no phonological changes at the boundary.

| Fused form | Postposition | Role                            | Example             | Translation                   |
|------------|--------------|---------------------------------|---------------------|-------------------------------|
| `pono`     | `no`         | whose / about what              | `pono makubi suru?` | Whose book is this?           |
| `pone`     | `ne`         | where (static, spatial)         | `tu pone suru?`     | Where are you?                |