Barley

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Old English bærlic (adjective), from bære, bere ‘barley’ + -lic (see -ly1).

wiktionary

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From Middle English barly, barli, from Old English bærlīċ(“barley-like”, adjective) (later referring to barley itself and grain crops of similar appearance), from bere(“barley”) (compare Scots bere(“six-rowed barley”)), from Proto-Germanic *baraz (compare Old Norse barr, Norwegian Bokmål bygg ), from Proto-Indo-European *bʰars-(“spike, prickle”). Equivalent to bere +‎ -ly. See English brew

etymonline

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barley (n.)

hardy cereal plant, Old English bærlic, apparently originally an adjective, "of barley," from bere "barley" (from Proto-Germanic *bariz, *baraz) + -lic "body, like." First element is related to Old Norse barr "barley," and cognate with Latin far (genitive farris) "coarse grain, meal" (see farina).