Hypertext Webster Gateway: "flatted"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Flat \Flat\, v. t. [imp. & p. p. {Flatted}; p. pr. & vb. n.
{Flatting}.]
1. To make flat; to flatten; to level.
2. To render dull, insipid, or spiritless; to depress.
Passions are allayed, appetites are flatted.
--Barrow.
3. To depress in tone, as a musical note; especially, to
lower in pitch by half a tone.
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