obstructive

/AH0 B S T R AH1 K T IH0 V/
noun
  1. 1

    One who obstructs something.

adjective
  1. 1

    Causing obstructions.

    โ€œI wanted to see his report on me, but my manager was being obstructive.โ€

Source: https://en.wiktionary.org/wiki/obstructive