"persevering" in the verb sense
1. persevere, persist, hang in, hang on, hold on
be persistent, refuse to stop
"he persisted to call me every night"
"The child persisted and kept asking questions"
"persevering" in the adjective sense
1. diligent, persevering
quietly and steadily persevering especially in detail or exactness
"a diligent (or patient) worker"
"with persevering (or patient) industry she revived the failing business"
Source: WordNet® (An amazing lexical database of English)
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