Business of h in English

In German, Vh = V: (long vowel). In English, it is null, when not stressed.

'V(h)-V
---------

vehicle
prohibition
annihilate
nihilism
Lindsey Graham
McMahon (Man)
Kohls
aloha
Cohen
behemoth
vehement


-'hV
----------------
Lehigh Valley, PA, near NJ
Bohemia, Bohemian
vehicular
coherent
mahogany