signals
sig-nals
noun
Actions, sounds, or objects conveying information, instructions, or warnings.
"The traffic signals changed to green."
verb
Communicates something, often non-verbally, to another person or group.
"She signals her approval with a nod."
Thesaurus
Synonyms: sign, signalise, signalize, signalling, signaling, impressive, point, betoken, bespeak, indicate