Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
con-cămĕro, āvi, ātum, 1, v. a., to vault or arch over: templum, Plin. 34, 14, 42, § 148.
In part. pass.: sudatio, Vitr. 5, 11, 2; Suet. Aug. 90; Inscr. Orell. 3033: uvae pensili concameratae nodo, suspended from a vault or arch, Plin. 14, 1, 3, § 16.