the buildings were utilitarian rather than decorative.
Examples of decorative
decorative
Decorative paintings attracted competition, particularly if fresh to the market.
From the bloomberg.com
A nice thing about this poppy is the decorative seed heads left after flowering.
From the nzherald.co.nz
Think welding equipment, polyester coatings, fasteners and decorative laminates.
From the suntimes.com
Also look for the ENERGY STAR on decorative light strings for festive occasions.
From the abcnews.go.com
Korean pine, a fine, underused conifer with the added bonus of decorative cones.
From the washingtonpost.com
Decorative stained-glass window accents add color to the windows in the kitchen.
From the courier-journal.com
Spoon into decorative glasses with fresh berries and whipped cream or Cool Whip.
From the dallasnews.com
The piece serves as a decorative accent in an often-forgotten area of the house.
From the timesunion.com
The family would place the ashes in a decorative urn and keep them in the house.
From the timesunion.com
More examples
Cosmetic: serving an esthetic rather than a useful purpose; "cosmetic fenders on cars"; "the buildings were utilitarian rather than decorative"
(decoratively) in a decorative manner; "used decoratively at Christmas"
(decorativeness) an appearance that serves to decorate and make something more attractive
(decoration) something used to beautify
(decoration) an award for winning a championship or commemorating some other event
(decoration) the act of decorating something (in the hope of making it more attractive)
(decoration) The act of adorning, embellishing, or honoring; ornamentation; That which adorns, enriches, or beautifies; something added by way of embellishment; ornament; Specifically, any mark of honor to be worn upon the person, as a medal, cross, or ribbon of an order of knighthood, bestowed ...
(Decoration) A descriptive term used for particular medals such as the (Territorial Army) Efficiency Decoration (ED). Also used to describe the award of medals to an individual e.g. 'he was highly decorated during the war'.
(Decoration (of dislocations)) Segregation of solute atoms to the line of a dislocation in a crystal. In ferrite, the dislocations may be decorated with carbon or nitrogen atoms.