signalled

1. communicate silently and non-verbally by signals or signsExamples: "He signed his disapproval with a dismissive hand gesture"; "The diner signaled the waiters to bring the menu"Synonyms: sign, signal, signalise, signalize

2. be a signal for or a symptom ofExamples: "These symptoms indicate a serious illness"; "Her behavior points to a severe neurosis"; "The economic indicators signal that the euro is undervalued"Synonyms: bespeak, betoken, indicate, point, signal