overoptimistic

o·ver·op·ti·mis·tic

O0187500 (ō′vər-ŏp′tə-mĭs′tĭk)adj. Excessively optimistic.
o′ver·op′ti·mism n.o′ver·op′ti·mis′ti·cal·ly adv.

overoptimistic

(ˌəʊvərˌɒptɪˈmɪstɪk) adjexcessively optimistic
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