Word Study
upholsterer
CIDE DICTIONARY
upholsterer, n. [A substitution for older upholder, in OE., broker, tradesman, and formerly also written upholster , upholdster . See Upholder, and -ster.].
One who provides hangings, coverings, cushions, curtains, and the like; one who upholsters. [1913 Webster]
OXFORD DICTIONARY
upholsterer, n. a person who upholsters furniture, esp. professionally.
Etymology
obs. upholster (n.) f. UPHOLD (in obs. sense 'keep in repair') + -STER
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