/pejˈnstejˌkɪŋli/ - [peynsteykinglee] - pains•tak•ing•ly
We found 2 definitions of painstakingly from 2 different sources.
Adverb |
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painstakingly - in a fastidious and painstaking manner; "it is almost a waste of time painstakingly to learn the routines of selling" | ||
fastidiously |