Down through the chimneys, into the houses, storks deliver babies. Houses are 'female' and from inside the 'houses' the babies will then be delivered out into the light. The word roto means 'inside'.

Roto

1. Inside. 2. Lagoon (off the coast, in the sea). 3. To press the juice out of a plant; taheta roto pua, stone vessel used for pressing the juice out of the pua plant, this vessel is also just called roto. Roto o niu, east wind. Vanaga.

1. Marsh, swamp, bog; roto nui, pond; roto iti, pool. 2. Inside, lining; o roto, interior, issue; ki roto, within, into, inside, among; mei roto o mea, issue; no roto mai o mea, maternal; vae no roto, drawers. Churchill.

The creation chant is using the expression ki ai ki roto for the consequences (ai) of 'going inside' (ki roto), e.g.:

Ti by copulating with Ta (Tattoing) produced the ti.

 he ti ki ai ki roto ki a he ta ka pu te ti

Acridness by copulating with bad-taste produced the arum.

mangeongeo ki ai ki roto he rakerake ka pu te kape

Ai

Aai 1. Who: interrogative pronoun used in place of koai te mee...: Aai i-tu'u-mai-nei, e-haśru-ró-ana au? = Koai te mee i-tu'u-mai-nei, e-haśru-ró-ana au? Who is it who came here when I was sleeping? 2. Whose: genitive pronoun. Vanaga.

1. (Ko ai) Who, which. 2. Then. 3. Consequence. 4. (Hai). Churchill.

The rest of the name of the kuhane station, iri are, is fetched from the name of a kind of sea-weed (iri-are):

Iri

1. To go up; to go in a boat on the sea (the surface of which gives the impression of going up from the coast): he-eke te tagata ki ruga ki te vaka, he-iri ki te Hakakaiga, the men boarded the boat and went up to Hakakainga. 2. Ka-iri ki puku toiri ka toiri. Obscure expression of an ancient curse. Vanaga.

Iri-are, a seaweed. Vanaga.

Are

To dig out (e.g. sweet potatoes). Formerly this term only applied to women, speaking of men one said keri, which term is used nowadays for both sexes, e.g. he-keri i te kumara, he digs out sweet potatoes. Vanaga.

To dig, to excavate. Churchill.