barnacled

From barnacle +‎ -ed.

barnacled (comparative more barnacled, superlative most barnacled)

1. Crusted with barnacles.
2. (figurative, by extension) Thickly covered in something, as if with barnacles.
3. Familiar with the ocean and/or seafaring.
4. Old and weathered, particularly with respect to persons or things associated with the ocean.
5. (figuratively) Marked by personal experiences; worldly. (Can we add an example for this sense?)
6. (figuratively) Encumbered with something unnecessary or undesirable, especially through a slow, gradual process of accumulation.

barnacled

1. simple past and past participle of barnacle