The word "Ingelger" can be traced back to Old High German and Old English origins.
In Old High German, the word "Ingal" means "angel" or "messenger", while "ger" is a suffix denoting "spear" or "spearman". Together, "Ingelger" would roughly translate to "angelic spearman" or "messenger with a spear".
In Old English, the word "Ingal" also refers to an "angel" or a "messenger". Similarly, "ger" in Old English can mean "spear" or "warrior". Consequently, "Ingelger" in Old English would convey a similar meaning of "angelic spearman" or "messenger with a spear".
Overall, the etymology of the word "Ingelger" suggests a combination of angelic or messengerial characteristics with a warrior or spearman attribute.