Answer:

congaed

Answer	Crossword Clue
CONGAED	Joined a line, in a way
CONGAED	Did a line dance
CONGAED	Joined a reception line?

CONGAED	Did a Cuban ballroom dance
CONGAED	Got in line, say

Crossword

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