"assistant" in the noun sense
1. assistant, helper, help, supporter
a person who contributes to the fulfillment of a need or furtherance of an effort or purpose
"my invaluable assistant"
"they hired additional help to finish the work"
"assistant" in the adjective sense
1. adjunct, assistant
of or relating to a person who is subordinate to another
Source: WordNet® (An amazing lexical database of English)
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