Quaternary

[cema]

noun: the cardinal number that is the sum of three and one
adjective: coming next after the third and just before the fifth in position or time or degree or magnitude


They must be kidding me. Why not just say "four" and "fourth"?

Comments

Re: Why not just say "four" and "fourth"?

[ben-yakov.livejournal.com]

The French language usage commands to say "septentrionel" for "northern", though I doubt how many French would in fact do so.

Re: Why not just say "four" and "fourth"?

[(Anonymous)]

Why not just say "du Nord"?

[cema.livejournal.com]

Too simplistic, I gather...