In
The prefix Circum means around, as in the circumference is the line bounding around a circle.
Centi... Deci... Suck-O-...
The prefix of the word ordinate is or. This prefix essentially means that it is one who does something or associates with what the word is talking about.
"Possibility" doesn't have a prefix. You could add the prefix im- to it to make the word impossibility.
Renumber is a prefix numbered is a suffix
The prefix "co-" could be used with the act.
The prefix "inter-" could be used with "cept" to form the word "intercept."
The prefix "re-" could be used with the word "active" to create the word "reactive."
The prefix "in" could be used with the word "vincible" to make it "invincible."
semi
Prefix could be:MetaAltiMegaNeo
The prefix "non-" could be used with the word "classic" to create "non-classic," describing something that is not classic or traditional.
semi
The prefix "in-" could be used to form the word "unbroken," making it "incomplete."
Re-
The sixth of a circle is called a sextant. The prefix: sex, meaning six. Another prefix for six is hexa.
The prefix "kilo-" could be used with "meter" to indicate a unit of measurement that is 1000 times larger than a meter, forming "kilometer."