loom

To come into view as a massive, distorted, or indistinct image: synonym: appear.

To appear to the mind in a magnified and threatening form.

To seem imminent; impend.

A distorted, threatening appearance of something, as through fog or darkness.

An apparatus for making thread or yarn into cloth by weaving strands together at right angles.

To weave (a tapestry, for example) on a loom.

To weave.

To shine.

Specifically To appear indistinctly; come dimly into view, as from below the horizon or through a mist; rise up before the vision so as to give the impression of indistinct bulk or largeness: stand out prominently in the prospect: often used figuratively.

A loon. See loon.