[adv] in the manner of human beings; "humanly possible"
 
HUMANLY is a 7 letter word that starts with H.
Webster's 1913 Dictionary
Definition:
\Hu"man*ly\, adv.
1. In a human manner; after the manner of men; according to
the knowledge or wisdom of men; as, the present prospects,
humanly speaking, promise a happy issue. --Sir W. Raleigh.
2. Kindly; humanely. [Obs.] --Pope.