Superstition

An excessive reverence for, or fear of, that which is unknown or mysterious.

An ignorant or irrational worship of the Supreme Deity; excessive exactness or rigor in religious opinions or practice; extreme and unnecessary scruples in the observance of religious rites not commanded, or of points of minor importance; also, a rite or practice proceeding from excess of sculptures in religion.

The worship of a false god or gods; false religion; religious veneration for objects.

Belief in the direct agency of superior powers in certain extraordinary or singular events, or in magic, omens, prognostics, or the like.

Excessive nicety; scrupulous exactness.

an irrational belief arising from ignorance or fear