Here are a few more for your collection (words that should be opposites, but aren't):

Patch and dispatch
Sign and design
Mean and demean
Base and debase (or abase)
Liver and deliver
Pair despair (ok, that's abit of a stretch)
Vert and invert

and here's one you missed

Bate and rebate

Also, if inflate means to grow and deflate means to diminish, why doesn't 'flate' mean to stay the same.

>>>>Well ... yes and no. "uninterested" means "not interested" as in "... in your topic", whereas "disinterested" means "impartial", as in "... as to which team wins".
>>>>
>>>>The point I was making is that there are many English word pairs like this that are used erroneously.
>>>
>>>And then there are pairs which aren't pairs, just look so. Just try to weed these out. I took mostly verbs, and a few others that I couldn't resist. Not quite sure about some of them - does the second word mean repetition of the first in some way or not.
>>>
>>bar - rebar (what's rebar?)
>
>I think it's something American... some sort of iron bar. Don't know exactly what.
>
>>bus - rebus (what's rebus?)
>
>"A puzzle where you decode a message consisting of pictures representing syllables and words"
>
>>enforce - reenforce (I think you mean re-inforce
>
>Sounds so, but I found "reenforce" in the dictionary as well.
>
>>face - reface (what's reface?)
>
>"Put a new facing on, as of a garment"
>
>>sister - resister (as in electrical - it's resistor)
>
>"A disputant who advocates reform"
>
>>tort - retort (what's a tort)
>
>"Any wrongdoing for which and action for damages may be brought"... probably another American legal term.
>
>>Nice selection of words. Many you need to blame the French for again. They use "re" in many words and don't mean "again". e.g. "retour" means "turn".