- unconstraint
- unconstraint, abandon, spontaneity can all denote the free and uninhibited expression of one's thoughts or feelings or the quality of mood or style resulting from a free yielding to impulse.Unconstraint is the most general term and may be used in place of either of the others, though it is less positive in its implication{
the old red blood and stainless gentility of great poets will be proved by their unconstraint— Whitman
}Abandon adds to unconstraint the implication either of entire loss of self- control{weep with abandon
}or of the absence or impotence of any influence hampering free, full, or natural expression of feeling{had the fire and abandon that alone can arouse audiences to fever pitch— Copland
}{jazz is the passion of movement, excitement, abandon, sex— Overstreet
}Spontaneity suggests an unstudied naturalness and agreeable freshness of expression or manner; sometimes it connotes lack of deliberation and obedience to the impulse of the moment{Keats' letters . . . have a deceptive spontaneity which invites the mind to pass over them . . . without pausing to penetrate below the surface— Murry
}Analogous words: spontaneousness, impulsiveness, instinctiveness (see corresponding adjectives at SPONTANEOUS): naturalness, simplicity, unsophistication, ingenuousness, naiveté (see corresponding adjectives at NATURAL)
New Dictionary of Synonyms. 2014.