informally
AdverbWordNet 3.0
Adverb (2)
- without formality“he visited us informally”
- with the use of colloquial expressions“this building is colloquially referred to as The Barn”Synonyms: colloquiallyconversationally
Webster's Dictionary (GCIDE)
Informally \In*form"al*ly\, adv. In an informal manner. [1913 Webster]