a. Chiefly poet. [f. SWEAT sb. + -FUL.] Full of or abounding in sweat; inducing or accompanied by sweat; toilsome, laborious; distressing, oppressive.

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1615.  Sylvester, Job Triumph., I. 361. Man, for Sin, must toile him servily, In Sweatfull Labour.

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1623.  B. Hone, in Cockeram, Eng. Dict., A vij b. If things farre fetch’d are dearest, most esteem’d, which by times sweatful houres haue been redeem’d.

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1876.  Blackie, Songs Relig. & Life, 53. Lift up thy head, O Man,… To sway with sweatful plan The stubborn-breasted earth.

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1885.  Lowe, Bismarck, xiv. II. 403. The bloated armaments under which all Europe is bending to the earth with sweatful groans.

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