Hexagon (:
Hubble telescope is a space word. It begins with the letter h.
Haughty is another word for arrogant that begins with the letter H.
habitation
Hazel Hockey
hair
haughty
halogenheliumhydrogen
Half
happen
Some words that start and end with letter H are:harshhashhashishhatchhathheathhighhitchhoochhurrahhushhutch
hurrah
holy