suggestd #

 full_path = "/System/Library/PrivateFrameworks/CoreSuggestions.framework/suggestd"
 runs_as = "mobile"

The suggestd daemon receives content from Spotlight, Mail, Messages and various other apps in order to power various features. Those features include Found in Apps, Proactive QuickType, and Keyboard/Siri/News Personalization.

The binary is a part of CoreSuggestions private framework.