obstruct

Obstruct is a related term of derail.

As verbs the difference between obstruct and derail

is that obstruct is to block or fill (a passage) with obstacles or an obstacle see synonyms at block while derail is to cause to come off the tracks.

As a noun derail is

a device placed on railway tracks causing a train to derail.

Baulk is a synonym of obstruct.

As verbs the difference between baulk and obstruct

is that baulk is (british) while obstruct is to block or fill (a passage) with obstacles or an obstacle see synonyms at block.

As a noun baulk

is (british).

As verbs the difference between surfeit and obstruct

is that surfeit is to fill to excess while obstruct is to block or fill (a passage) with obstacles or an obstacle. See Synonyms at block.

As a noun surfeit

is an excessive amount of something.

Sate is a related term of obstruct.

As verbs the difference between sate and obstruct

is that sate is while obstruct is to block or fill (a passage) with obstacles or an obstacle see synonyms at block.

As verbs the difference between obstruct and tackle

is that obstruct is to block or fill (a passage) with obstacles or an obstacle see synonyms at block while tackle is .

Restrain is a related term of obstruct.

As verbs the difference between restrain and obstruct

is that restrain is   to control or keep in check while obstruct is to block or fill (a passage) with obstacles or an obstacle see synonyms at block.

As verbs the difference between impair and obstruct

is that impair is to weaken; to affect negatively; to have a diminishing effect on while obstruct is to block or fill (a passage) with obstacles or an obstacle see synonyms at block.

As an adjective impair

is (obsolete) not fit or appropriate.

Obstruct is a synonym of frustrate.

As verbs the difference between frustrate and obstruct

is that frustrate is to disappoint or defeat; to vex by depriving of something expected or desired while obstruct is to block or fill (a passage) with obstacles or an obstacle. See Synonyms at block.

As an adjective frustrate

is vain; ineffectual; useless; nugatory.

Prohibit is a related term of obstruct.

As verbs the difference between prohibit and obstruct

is that prohibit is to forbid, disallow, or proscribe officially; to make illegal or illicit while obstruct is to block or fill (a passage) with obstacles or an obstacle see synonyms at block.

Stymie is a related term of obstruct.

As verbs the difference between stymie and obstruct

is that stymie is to thwart or stump; to cause to fail or to leave hopelessly puzzled, confused, or stuck while obstruct is to block or fill (a passage) with obstacles or an obstacle see synonyms at block.

As a noun stymie

is an obstacle or obstruction.