Of, relating to, or of the nature of a feast or festival; festive.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "festal" in a sentence
"The priest enters, clad in festal robes, a type of the heavenly bride going to her divine nuptials (this very common Introit originated in the Greek liturgy)."
"The two released Shala men, clad in festal attire that had been brought for the purpose, and already fully armed, ran about madly embracing all their friends."
"For me, for me, in festal halls it shall kindle o'er thy face!"