attend, hang, advert, pay heed, give ear -- (give heed (to); "The children in the audience attended the recital quietly"; "She hung on his every word"; "They attended to everything he said")
allude, touch, advert -- (make a more or less disguised reference to; "He alluded to the problem but did not mention it")
mention, advert, bring up, cite, name, refer -- (make reference to; "His name was mentioned in connection with the invention")