based on custom rather than documentation; "an unwritten law"; "rites...so ancient that they well might have had their unwritten origins in Aurignacian times"- J.L.T.C.Spence
lacking knowledge gained by study often in a particular field; "is unstudied in Latin as he is in may other matters"
not by design or artifice; unforced and impromptu; "an air of unstudied spontaneous utterance is apt to be painstakingly achieved"; "simple unstudied charm"
the act of starting a new operation or practice; "he opposed the inauguration of fluoridation"; "the startup of the new factory was delayed by strikes"
the ceremonial induction into a position; "the new president obviously enjoyed his inauguration"
the act of starting something for the first time; introducing something new; "she looked forward to her initiation as an adult"; "the foundation of a new scientific society"; "he regards the fork as a modern introduction"
a formal entry into an organization or position or office; "his initiation into the club"; "he was ordered to report for induction into the army"; "he gave a speech as part of his installation into the hall of fame"
a party of people assembled to promote sociability and communal activity
friendly and pleasant; "a sociable gathering"
inclined to or conducive to companionship with others; "a sociable occasion"; "enjoyed a sociable chat"; "a sociable conversation"; "Americans are sociable and gregarious"