"Tetradic" is a word in ENGLISH

tetradic ENGLISH

Definition:

Of or pertaining to a tetrad; possessing or having the
characteristics of a tetrad; as, a carbon is a tetradic element.

Few words of positivity

Run mad as often as you choose but do not faint

Jane Austen

WORD SUGGESTIONS

Laugh your heart out.

What's a rabbits' favourite car?Any make, just as long it's a hutchback!

tetrad ENGLISH

A tetravalent or quadrivalent atom or radical; as, carbon is a tetrad.

tetrad ENGLISH

The number four; a collection of four things; a quaternion.

valence ENGLISH

The degree of combining power of an atom (or radical) as shown by the number of atoms of hydrogen (or …