| ἀεί | always, ever |
| νῦν | now |
| πόσος, -η, -ον | how large?; (pl.) how many? |
| ὁπόσος | as much as; as many as |
| πότε | when? |
| ποτέ | somewhen, once |
| ὁπότε | whenever |
| ποῦ | where? |
| που | somewhere |
| ὅπου | where, wherever |
| πῶς | how? |
| πως | somehow, in any way |
| ὅπως | how, that |
| τίς, τί | who, what? |
| τί | why? |
| τις, τι | some, any |
| ὅστις, ἥτις, ὅ τι | whoever, whichever, whatever |
| χρόνος, -ου, ὁ | time |