Be on the same wavelength and Get on

Get on and be on the same wavelength are semantically related In some cases you can use "Get on" instead a verb phrase "Be on the same wavelength".

Get on verb - To meet one's day-to-day needs.

Be on the same wavelength and get on are semantically related in hit it off topic. You can use "Be on the same wavelength" instead a verb "Get on". informal substitute