What is the meaning of Wj?

I, me (see usage notes)

Only when attached to a dual noun or prospective participle.

Only when attached to a dual noun or prospective participle.

Only in formal texts, especially religious texts.

Only in postclassical (Neo-Middle Egyptian) texts.

Only in formal texts, especially religious texts.

An admirative particle: How wonderful!

mummiform inner coffin

Source: wiktionary.org