Drone
Drone verb - To fly, turn, or move rapidly with a fluttering or vibratory sound.
Speak in an undertone and drone are semantically related. In some cases you can use "Speak in an undertone" instead a verb "Drone".
Speak in an undertone
Drone and speak in an undertone are semantically related. You can use "Drone" instead a verb phrase "Speak in an undertone".
Cite this Source
Speak in an undertone and Drone. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/drone/speak_in_an_undertone
Drone & Speak in an undertone. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/drone/speak_in_an_undertone>.
Speak in an undertone or Drone. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/drone/speak_in_an_undertone.
