Function: noun
Date: 1680
1: a persistent disturbing preoccupation with an often unreasonable idea or feeling ; broadly : compelling motivation
— ob·ses·sion·al \-ˈsesh-nəl, -ˈse-shə-nəl\ adjective
— ob·ses·sion·al·ly adverb
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Main Entry: per·se·vere
Function: intransitive verb
Inflected Form(s): per·se·vered; per·se·ver·ing
Etymology: Middle English, from Anglo-French parseverer, from Latin perseverare, from per- through + severus severe
Date: 14th century
: to persist in a state, enterprise, or undertaking in spite of counterinfluences, opposition, or discouragement
— per·se·ver·ing·ly adverb
-Contributed by ~ Robbie Knight