rongoā - medicine
Rongoa, 1. v.t. Preserve, take care of. Rongoatia a tatou kai mo apopo.
2. Apply medicines to.
3. n. Anything preserved; hence applied to drugs.
4. Remedy, preservative against sickness or death; so medicine (mod.). He mata tawhito te karakia a Tamure hei rongoa mona (T. 172).
Williams Dictionary
I kohikohi ia i te kawakawa hei rongoā mō te māuiui o tāna tama.He collected kawakawa as a cure for his son's illness.For the purpose of - hei
Unumia tō rongoa!Take your medicine!Possessives - 'o' class - ō, tōku...
Kua ora a Niko i tērā rongoa.Niko has got well through that medicine.Statives with 'i' - i a, i te, i ngā
Unumia tō rongoā!Take your medicine!
Anei tō rongoā. Inumia.Here's your medicine. Drink it up.
I hoatu te tākuta i ētahi rongoā ki te kōtiro māuiui kia ora ai ia.The doctor gave the sick girl medicine so that she will be well. This is is intended outcome marked by kia ai with a stative: ora.
Kua ora → a Hēmi → i tēnā rongoā.Hēmi has got well through that medicine.
Ko te amuamu te tino rongoā a te Pākehā hei patu i ngā ture e kinongia e rātou.Grumbling is the best remedy of Europeans for putting down laws which are disliked by them.
Kua ora a Hēmi i tēnā rongoā.Hēmi has recovered through that medicine.