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Hi Aloka

The old adage that "context is everything" is relevant here.

Mundane -

Lokiya (& lokika) (adj.) [fr. loka; cp. Vedic laukika in meaning "worldly, usual"] 1. (ordinarily) "belonging to the world," i. e. -- (a) world -- wide, covering the whole world, famed, widely known Th 1, 554; J vi.198...

...2. (special meaning) worldly, mundane, when opposed to lokuttara.

Supramundane -

Lokuttara: The term lokuttara has two meanings -- viz. (a) in ordinary sense: the highest of the world, best, sublime (like lokagga, etc.), often applied to Arahantship, e. g. lokuttaradāyajja inheritance of Arahantship J i.91; DhA i.117; ideal: lokuttara dhamma (like parama dhamma) the ideal state, viz. Nibbāna M ii.181; pl. l. dhammā M iii.115. -- (b) (in later canonical literature) beyond these worlds, supra -- mundane, transcendental, spiritual. In this meaning it is applied to the group of nava lokuttarā dhammā (viz. the 4 stages of the Path: sotāpatti etc., with the 4 phala's, and the addition of nibbāna),...

.... lokiya (in meaning "mundane") is contrasted with lokuttara ("transcendental") at many passages of the Abhidhamma,

Source: Pali Text Society Pali-English Dictionary.

A