CEREMONIOUSLY
ceremoniously, ceremonially
(adverb) in a ceremonious manner; “my mother advised her children ceremoniously”
Source: WordNet® 3.1
Etymology
Adverb
ceremoniously (comparative more ceremoniously, superlative most ceremoniously)
In a ceremonious manner.
Source: Wiktionary
Cer`e*mo"ni*ous*ly, adv.
Definition: In a ceremonious way.
CEREMONIOUS
Cer`e*mo"ni*ous, a. Etym: [Cf. F. cérémonieux, L. Caerimoniosus.]
1. Consisting of outward forms and rites; ceremonial.
Note: [In this sense ceremonial is now preferred.]
The ceremonious part of His worship. South.
2. According to prescribed or customary rules and forms; devoted to
forms and ceremonies; formally respectful; punctilious. "Ceremonious
phrases." Addison.
Too ceremonious and traditional. Shak.
Syn.
– Formal; precise; exact. See Formal.
Source: Webster’s Unabridged Dictionary 1913 Edition