Ciao and High-five

Ciao noun - An acknowledgment that can be used to say hello or goodbye (aloha is Hawaiian and ciao is Italian).

High-five and ciao are semantically related. In some cases you can replace phrase "High-five" with "Ciao", this terms are similar.

High-five noun - A gesture of greeting or elation; one person's upraised palm slaps the upraised palm of another person.

Ciao and high-five are semantically related. Sometimes you can use "Ciao" instead a noun phrase "High-five".