obstacle

As a noun obstacle

is something that impedes, stands in the way of, or holds up progress.

As a verb barrio is

.

As nouns the difference between obstacle and congestion

is that obstacle is something that impedes, stands in the way of, or holds up progress while congestion is congestion.

As a noun obstacle

is something that impedes, stands in the way of, or holds up progress.

As a letter x is

the twenty-fourth letter of the.

As a symbol x is

voiceless velar fricative.

As nouns the difference between obstacle and obscuration

is that obstacle is something that impedes, stands in the way of, or holds up progress while obscuration is the state of being obscured.

As nouns the difference between obstacle and assistance

is that obstacle is something that impedes, stands in the way of, or holds up progress while assistance is aid; help; the act or result of assisting.

As a noun obstacle

is something that impedes, stands in the way of, or holds up progress.

As an adjective false is

(label) one of two states of a boolean variable; logic.

As a noun obstacle

is something that impedes, stands in the way of, or holds up progress.

As a verb challenges is

.

As nouns the difference between predicament and obstacle

is that predicament is a definite class, state or condition while obstacle is something that impedes, stands in the way of, or holds up progress.

As nouns the difference between obstacle and accomplishment

is that obstacle is something that impedes, stands in the way of, or holds up progress while accomplishment is the act of accomplishing; entire performance; completion; fulfillment; as, the accomplishment of an enterprise, of a prophecy, etc.

As a noun obstacle

is something that impedes, stands in the way of, or holds up progress.

As an adjective obscure is

dark, faint or indistinct.

As a verb obscure is

(label) to render obscure; to darken; to make dim; to keep in the dark; to hide; to make less visible, intelligible, legible, glorious, beautiful, or illustrious.