| horseweed | (noun) common North American weed with linear leaves and small discoid heads of yellowish flowers; widely naturalized throughout temperate regions; sometimes placed in genus Erigeron | Synonyms: Canadian fleabane, Conyza canadensis, Erigeron canadensis, fleabane |
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| (noun) erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers; the eastern United States | Synonyms: Collinsonia canadensis, horse balm, richweed, stone-root, stone root, stoneroot |
| sewed | (adjective) fastened with stitches | Synonyms: sewn, stitched |
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| sewellel | (noun) bulky nocturnal burrowing rodent of uplands of the Pacific coast of North America; the most primitive living rodent | Synonyms: Aplodontia rufa, mountain beaver |
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| sewer | (noun) a waste pipe that carries away sewage or surface water | Synonyms: cloaca, sewerage |
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| (noun) misfortune resulting in lost effort or money | Synonyms: gutter, toilet |
| (noun) someone who sews | - |
| sewerage | (noun) a waste pipe that carries away sewage or surface water | Synonyms: cloaca, sewer |
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| (noun) waste matter carried away in sewers or drains | Synonyms: sewage |