This results from Pavlovian conditioning where a word or phrase acts as a stimulus because it shares a similar or the same meaning with an established directive. Read about the stimulus equivalence.

SEMANTIC GENERALIZATION: "In semantic generalisation one word or phrase will induce the same result as a similar word or phrase."
Cite this page: N., Pam M.S., "SEMANTIC GENERALIZATION," in, April 13, 2013, (accessed April 6, 2020).