Airline. Change. River. Slope. Triangle. Discriminant. Particle. Is it just me, or am I starting to sound Greek?

In hallways where the holy gather, you might bump into a Father. I could be green in the middle, can you solve this strange riddle?

I speak without words, Point true while you spin in doubt. I love no one place, Yet swear by north alone. Trust me, and you’ll be found.

There are eight in a single elimination event. Start with a size of a container of ice cream or milk. Next a transcendental number followed by a formal ask to provide details. Finish with a continent and things people put on their refrigerator or notepad.

Tides obey, luxury's sway, Gentle rocking, wealthy play, Ocean's path, a lavish way.