Answer:

attender

Answer	Crossword Clue
ATTENDER	Maid of honor, e.g.
ATTENDER	Person present
ATTENDER	Someone who shows up

ATTENDER	One who's all there?
ATTENDER	One caring for a patient
ATTENDER	Truant's opposite

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.