They'll ghost us capriciously, in an inconsiderate way (13)

I believe the answer is:

thoughtlessly

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'in an inconsiderate way' is the definition.
I can't judge whether this defines the answer.

'they'll ghost us capriciously' is the wordplay.
'capriciously' indicates anagramming the letters.
'theyll'+'ghost'+'us'='theyllghostus'
'theyllghostus' is an anagram of 'THOUGHTLESSLY'.

Can you help me to learn more?

(Other definitions for thoughtlessly that I've seen before include "In an inconsiderate manner" , "In a negligent manner" , "Without consideration" .)

I've seen this clue in The Irish Times.

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