Sentence:  She has conceived the high function of poetry as an interpretation and criticism of life, <WSD>adhering</WSD> to the canons of her beloved master, Matthew Arnold, and has proven her worth, and the right to receive and exercise the spiritual influence inherited from that great and austere poet. 
Meaning of the word marked with <WSD> tags:  To be attached or devoted by personal union, in belief, on principle, etc.