"substrate" (was: Q about /c/)

Tristan McLeay wrote at 2004-01-25 19:19:05 (-0500)
 > On Sun, 25 Jan 2004, Carlos Thompson wrote:
 >
 > > If you know what to look, you can even recognize the substract
 > > language of the foreigner.
 >
 > You've done that a few times. The word you're looking for is
 > 'substrait'.

'Substrate', actually.

 > There's also a different word, 'subtract' that *substract is often
 > erroneously used by NES that means 'take away'.

'Substract' is also an obsolete form of 'subtract', apparently.