Foretaste, n.
A taste beforehand; enjoyment in advance; anticipation.
1 other Webster entry under this spelling
Foretaste, v. t.
1. To taste before full possession; to have previous enjoyment or experience of; to anticipate.
2. To taste before another. "Foretasted fruit." Milton.
Shades of meaning
Fernald has no entry of its own for foretaste; he lists it under anticipate, anticipation.
Where he writes about it:
Anticipate is commonly used now, like foretaste, of that which we expect both with confidence and pleasure. — from anticipate
A foretaste may be of good or evil, and is more than imaginary; it is a part actually received in advance. — from anticipation