[bigger_cheese]

Physics has "Strangeness" and "Charm Quarks"

My own field Materials Engineering has:

"Hardness", "Toughness", Resilience", etc. which all describe different properties.

"Ferromagnetic" or "Ferrimagnetic best believe those are different.

[Oreb]

And astrophysics has MACHOs and WIMPs.

[sweetjuly]

and, of course, can't forget the derivatives of position after jerk being snap, crackle, and pop [1] after, you know, Rice Krispies.

[1] https://en.wikipedia.org/wiki/Fourth,_fifth,_and_sixth_deriv...