On-line Te Reo Māori Dictionary

Tīkina te maripi.
Get a knife.
Commands using the passive - Tāpirihia, Tīkina...

Kaua e hoatu te māripi ki a Aria.
=Don't give the knife to Aria.
Negative active commands - Don't! - Kaua e..., kāti...

I tīkina te māripi e ia, kātahi ka tapahi ia i te pāua.
He fetched the knife, then he chopped the pāua.
Passive sentences - tikina...

I hoatu ahau i te māripi ki tana hoa mā Hone.
I gave the knife to John's friend for John.

I patua e ia kāhore he māripi.
He killed it without a knife.