déjàvu


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dé•jà vu

(ˌdeɪ ʒɑ ˈvu, ˈvyu; Fr. deɪ ʒa ˈvü)
n.
1. the illusion of having previously experienced something actually being encountered for the first time.
2. disagreeable familiarity or sameness.
[1900–05; < French: literally, already seen]