spontaneous

Dr Whittle says that is likely to dilute the impact of raising the contactless card limit on spontaneous, or reckless, spending - because young people, in particular, are paying by phone.

The protests appear spontaneous, with no organised leadership.

"Then everyone just burst into a mixture of spontaneous laughter and applause."

In some other areas, the raising of flags appears to be spontaneous, coinciding with a highly charged political time in the UK when it comes to national identity and belonging.

To keep the sessions spontaneous, he didn't finish any of the "16 or 17" songs he'd written, preferring to thrash out the arrangements in the studio with his touring band.