Sundry meaning many & Kindred meaning associate, a word attempting to stereotype the group defined as mainstream.
e.g
Mainstream: A genre in music and other forms of media that is often defined by widely-accepted and currently-popular standards, trends, and hypes that have been established by the media, typically resulting in the promotion of superficial traits.

Sundred would be the Stereotypical group that follow these trends.

When you eat dirt for the first time and leave your family to build a shack in the woods