dowdy Look up dowdy at Dictionary.com
1580s (n.), 1670s (adj.), probably dim. of doue "poorly dressed woman" (early 14c.), of uncertain origin. The modern use of dowd (n.) is most likely a back-formation from dowdy. "If plaine or homely, wee saie she is a doudie or a slut" [1581].
"You don't have to be dowdy to be a Christian." [Tammy Faye Bakker, "Newsweek," June 8, 1987]