mokorea
1. (verb) to be scarce, solitary, rare.
Ka tō haere te rā ki a ia, ka ngana ia ki te whakatakoto i ana mōhiotanga, pērā i ētahi waiata a tōna iwi kua mokorea kē, nāna rā i waiata atu ki runga rīpene (TTR 1998:104). / In his declining years he made a concerted effort to record his knowledge, including some rare songs of his people that he sang on tape.