Synonyms for Adhere (same or very similar meaning)
WordNet sense 1 (be a devoted follower or supporter):
stick
WordNet sense 2 (be loyal to):
stand by, stick by
WordNet sense 3 (stick to firmly):
bind, bond, stick to
WordNet sense 4 (come or be in close contact with; stick or hold together and resist separation):
cleave, cling, cohere
From the ODE community, based on WordNet
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