An Unnamed Guest on a Wedding Invite
This page is the CodyCross answer for the clue below from Train Travel, Group 701, Puzzle 5 (Work Commute).
Question is: An Unnamed Guest on a Wedding Invite
and the answer is: PLUSONE
Word Meaning:
PLUS ONE — A friend or partner whom one brings along to an event; a guest of a guest.
Definitions from Wiktionary.