ard plough vs sokha

ard plough and sokha both are nouns.

Word	Noun	Adjective	Verb	Adverb
ard plough	Yes	No	No	No
sokha	Yes	No	No	No

As nouns, sokha is a hyponym of ard plough; that is, sokha is a word with a more specific, narrower meaning than ard plough:

ard plough: a simple light plough without a mouldboard.
sokha: a light wooden ard, consisting of two body ards, with their parallel beams forming the two shafts for a single horse-drawn tillage implement with two socket shares.

ard plough (noun)	sokha (noun)
a simple light plough without a mouldboard.	a light wooden ard, consisting of two body ards, with their parallel beams forming the two shafts for a single horse-drawn tillage implement with two socket shares.