v. Obs.1 [Of obscure origin: cf. SPLAT v. and SPLAITING vbl. sb.] intr. To extend.

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c. 1440.  Pallad. on Husb., II. 123. Thy vynys soil be not to molsh or hard,… Ne splate [v.r. splatte] hit not to flat, but sumwhat lene.

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