parsimoniously
adverb/ˌpɑːsɪˈməʊniəsli/
/ˌpɑːrsɪˈməʊniəsli/
(formal)- in a way that shows that you are extremely unwilling to spend money synonym meanly (2)
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parsimoniously
Definition of parsimoniously adverb from the Oxford Advanced Learner's Dictionary