aspirate

It becomes ep-before a vowel, as in epoch, and eph-before a Greek aspirate, as in ephemeral.

Usually running a ridiculous amount of negative wheel camber due to the car being lowered without getting an alignment done, wheels larger than can reasonably fit in the wheelwells (giving lots of tire rub), a 3 foot tall aluminum wing, under car neon tubing, "Type R" decals, a boost gauge (esp in a normally aspirated car), and has the overall appearance of an automobile onto which every advertiser in Super Street has barfed a part

-- so called in relation to their respective middle letters, or medials, /, /, /, and their aspirates, /, /, /