IPA: /ˌʌn.kæl.kjʊˈleɪ.tɪŋ/
KK: /ʌnˈkæl.kjʊ.leɪ.tɪŋ/
Not using careful thought or planning; spontaneous or instinctive.
Her uncalculating nature often led her to make impulsive decisions without considering the consequences.
Uncalculating → It is formed from "un-" (meaning not) and "calculating" (from Latin "calculare", meaning to count or compute). The word "uncalculating" means not counting or computing, often implying a lack of careful consideration or planning.
Think of 'not' ('un-') being added to 'counting' ('calculating') — this helps you remember that 'uncalculating' refers to a lack of careful thought or computation.