Spontaneous synonyms | adjectives

Synonyms for Spontaneous as an Adjective

• involuntary

  reflex, impulsive
• instinctive

  reflex, impulsive
• natural

  impulsive, plain
• impulsive

  automatic, unplanned
• unprompted

  impulsive, plain
• voluntary

  impulsive, willing
• unforced

  willing, unplanned
• unplanned

  chance, unforced
• impromptu

  plain, unplanned
• extemporaneous

  plain, impromptu
• reflex

  automatic, planned
• automatic

  reflex, planned
• casual

  chance, plain
• mechanical

  automatic, reflex
• extempore

  unplanned, unforced
• unstudied

  unforced
• unpremeditated

  unplanned, unforced
• unrehearsed

  impromptu, unforced
• ad-lib
• unconstrained
• free

  willing
• unconscious

  reflex
• improvised

  impromptu
• offhand
• easy

  natural
• instinctual
• impetuous
• unbidden
• informal

  talkative
• intuitive

  automatic
• unaffected

  natural
• knee-jerk
• spur-of-the-moment
• off-the-cuff
• unprepared
• unintentional
• uncompelled

  willing
• emotional

  excitable
• artless

  naive, ingenuous
• unpretentious
• willing
• unthinking
• relaxed

  natural
• immediate

  automatic, without previous thought
• ingenuous

  naive
• gut
• unsophisticated
• open
• unscripted
• uncontrolled