"allegiance" in the noun sense
1. commitment, allegiance, loyalty, dedication
the act of binding yourself (intellectually or emotionally) to a course of action
"his long commitment to public service"
"they felt no loyalty to a losing team"
2. allegiance, fealty
the loyalty that citizens owe to their country (or subjects to their sovereign)
Source: WordNet® (An amazing lexical database of English)
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