Flight path and Perigee

Flight path noun - The path of a rocket or projectile or aircraft through the air.

Perigee and flight path are semantically related. In some cases you can use "Perigee" instead a noun phrase "Flight path".

Perigee noun - Periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth.

Flight path and perigee are semantically related. You can use "Flight path" instead a noun "Perigee".