taumarumaru - shady (of trees)
taumarumaru, a. 1. Shady. Ka whiti te ra, ka haere raua ki waho, ki te wahi taumarumaru noho ai (Tr. vii, 50).
2. Overshadowing, overhanging. Te taumarumaru o te pari nei ki runga ki a taua! Akuanei taua te horoa ai.
Williams Dictionary