"Orgiastic" is a word in ENGLISH

Pertaining to, or of the nature of, a falcon or hawk; hawklike.

Of or pertaining to an adverb; of the nature of an adverb; as, an adverbial phrase or form.

Of or pertaining to the affections; as, affectional impulses; an affectional nature.

Pertaining to, or having the nature of, the rock amygdaloid.

Pertaining to starch; of the nature of starch; starchy.

Pertaining to anabolism; an anabolic changes, or processes, more or less constructive in their nature.

Pertaining to, or having the nature of, an anathema.

Pertaining to anthropology; belonging to the nature of man.

Pertaining to antithesis, or opposition of words and sentiments; containing, or of the nature of, antithesis; contrasted.

Of or pertaining to a revelation, or, specifically, to the Revelation of St. John; containing, or of the nature of, …

Pertaining to, or partaking of the nature of, an aposteme.

To belong or pertain, whether by right, nature, appointment, or custom; to relate.

Of or pertaining to a tree, or to trees; of nature of trees.

Of or pertaining to archangels; of the nature of, or resembling, an archangel.

Pertaining to Arius, a presbyter of the church of Alexandria, in the fourth century, or to the doctrines of Arius, …

Of or pertaining to asbestus, or partaking of its nature; incombustible; asbestic.

Pertaining to, of the nature of, or containing, asphalt; bituminous.

Of, pertaining to, or having the nature of, atheroma.

Of or pertaining to the atmosphere; of the nature of, or resembling, the atmosphere; as, atmospheric air; the atmospheric envelope …

Attributing; pertaining to, expressing, or assigning an attribute; of the nature of an attribute.