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Synonyms for Specialise (same or very similar meaning)

WordNet sense 1 (devote oneself to a special area of work):

WordNet sense 2 (be specific about):
particularize, specify, particularise

WordNet sense 3 (become more special):
narrow, narrow down

WordNet sense 4 (evolve so as to lead to a new species or develop in a way most suited to the environment):
differentiate, speciate

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