Englishfor English speakers
telltale
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adjective
(= telling)
disclosing unintentionally
a telling smile
a telltale panel of lights
a telltale patch of oil on the water marked where the boat went down
—
noun
(= tattletale)
someone who gossips indiscreetly
opening
Noun
—
An opening is a place that someone or something can go through.
—
An opening is the first time a placed is opened to other people.
We are going to the museum's opening.