hinder vs obstruct

hinder is an adjective but obstruct is not an adjective.

Word	Noun	Adjective	Verb	Adverb
hinder	No	Yes	Yes	No
obstruct	No	No	Yes	No

As verbs, hinder and obstruct are synonyms defined as:

hinder and obstruct: hinder or prevent the progress or accomplishment of

Other synonyms of hinder include block, blockade, embarrass, stymie, stymy.

As verbs, obstruct is a hyponym of hinder; that is, obstruct is a word with a more specific, narrower meaning than hinder:

Other hyponyms of hinder include block, close up, impede, jam, obturate, occlude, inhibit, repress, interfere, set back, hobble, stunt.

hinder (adjective)	obstruct (adjective)
located at or near the back of an animal

hinder (verb)	obstruct (verb)
put at a disadvantage	block passage through
hinder or prevent the progress or accomplishment of	shut out from view or get in the way so as to hide from sight
be a hindrance or obstacle to	hinder or prevent the progress or accomplishment of