NPO
- Oasis of Farāfrah, [169]
- —of Sīwah, [71]
- Obedience, [227]
- Obelisks, [147]
- Ochre, [6]
- Offerings, efficacy of, [38], [247]
- —to God, [230]
- Oils, [18]
- Ombos, [123]
- On (see Anu), [15], [217]
- One, [217]
- Onions, [17]
- Opening of the Mouth, [152]
- Opportunity, [228]
- Orion, [23]
- Osiris, [14], [15], [21], [22], [24], [33], [39], [40], [41], [42], [43], [45], [46], [50], [54], [55], [56], [57], [59], [60], [61], [62], [64], [67], [69], [85], [111], [151], [153], [163], [171], [244], [246]
- —accused by Set, [2]
- —death and resurrection of, [12]
- —Hymn to, [42], [44], [45], [221]
- —Island of, [54]
- —Khenti Amenti, [61], [127]
- —Litany to, [42]
- —murder of, [87]
- —mummy of, [91]
- —tomb of, [81]
- —Un-Nefer, [44]
- Other World, [10], [11], [16], [17], [42], [45], [216], [219], [244]
- —guides to, [224]
- Oxyrrhynchus, [119]