bhūma : [adj.] (in cpds.), having floors or stories.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

Bhūma ( -- ˚) [=bhūmi] 1. (lit.) ground, country, district S iii.5 (pacchā˚ the western district). -- 2. (fig.) ground, reason for, occasion; stage, step Sn 896 (avivāda˚ ground of harmony; according to SnA 557 Ep. of Nibbāna).

Pali-English Dictionary, TW Rhys Davids, William Stede,