obstructive

As an adjective obstructive

is causing obstructions.

As a noun null is

zero, nil; the cardinal number before einn.

As a letter s

is the letter s with a.

As an adjective obstructive is

causing obstructions.

As a verb obstructing

is .

As an adjective obstructive is

causing obstructions.

As adjectives the difference between difficult and obstructive

is that difficult is hard, not easy, requiring much effort while obstructive is causing obstructions.

As a verb difficult

is (obsolete|transitive) to make difficult; to impede; to perplex.

As adjectives the difference between recalcitrant and obstructive

is that recalcitrant is recalcitrant, rebellious while obstructive is causing obstructions.

As adjectives the difference between intrusive and obstructive

is that intrusive is tending or apt to intrude; doing that which is not welcome; interrupting or disturbing; entering without right or welcome while obstructive is causing obstructions.

As a noun intrusive

is (geology) an igneous rock that is forced, while molten, into cracks or between other layers of rock.

As adjectives the difference between obstructive and obliterans

is that obstructive is causing obstructions while obliterans is producing obstruction due to inflammation and fibrosis.

As a noun ischemia

is local disturbance in blood circulation due to mechanical obstruction of the blood supply (vasoconstriction, thrombosis or embolism).

As an adjective obstructive is

causing obstructions.

As adjectives the difference between obstructive and shy

is that obstructive is causing obstructions while shy is easily frightened; timid.

As a verb shy is

to avoid due to timidness or caution.

As a noun shy is

an act of throwing.