Walking word puzzle

Can you find 10 words beginning with H that answer to the descriptions below?

What H

uIs a sunken fence invisible from one’s manor house? u Is a name for a wood on a hillside, as well as something clothes hang on? u Is a valley which opens into another valley from the side? uIs an adult male deer? uIs a sweet-smelling thorny bush that evokes the coming of summer?

uDefends itself by rolling into a prickly ball? uIs a circular Neolithic construction? u Is the third-highest mountain in England after Scafell Pike and Sca Fell?

uIs another name for a walk, trek or bimble? u Is the collective name for the mountainous part of Scotland?