Umbratile a. : Umbratic.

Example:


Taxonomy
Channel, umbratile, video, Kate Winslet, Tribute, video phone, Subscribers, YouTube, Electricity, twitter, camera phone, Video File, old version, ratings, Academy Award Winner, music, Primavera, Ludovico Einaudi.

Defination from the web:
... Sorry, an error occurred. umbratile uploaded a new video (2 days ago) Electricity. Me singing "Electricity" by Elisa. Channel Comments (16) footballerwive (3 weeks ago) ...