On Thursday, October 31, 2013 1:12:31 AM UTC-4, Bod wrote: > On 30/10/2013 21:45, Joe Fineman wrote: > > Right. "Hard" by itself is a slang noun for erection. "To have a hard > > on" got reparsed as "to have a hardon" with "hardon" a noun. > > When the moment has gone, one never hears of "I've got a hardoff" though ;-) That's a "soft-off." (I'm not making this up, you know.)
The only term I can think of which describes this phenomenon,
and has an opposite with a diminish prefix attached to the same
phonemes as for the original is tumescence and detumescence,
or the adjectives tumescent and detumescent.