1) After Lenin or Stalin 2) Alum 3) Alumni association contact 4) Alumnus 5) An alum 6) Angular unit 7) Any MD, presumably 8) Brown finisher 9) Campus reunion figure 10) Cap and gown wearer 11) Certain cap wearer 12) Class reunion attendee 13) Commencement attendee 14) Commencement guest 15) Commencement VIP Found on https://www.crosswordclues.com/clue/grad
[toponymy] Grad (Cyrillic: Град) is an Old Slavic word meaning `town`, `city`, `castle` or `fortified settlement`. Initially present in all related languages, it was modified in some, but still remained preserved in the toponymy of numerous Slavic countries. These places have grad as part of their name: ... Found on http://en.wikipedia.org/wiki/Grad_(toponymy)