Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
inter-căpēdo, ĭnis, f. [capio], an interruption, intermission, interval, pause, respite: intercapedo, tempus interceptum, cum scilicet mora est ad capiendum, Paul. ex Fest. p. 111 Müll.: intercapedinem scribendi facere, Cic. Fam. 16, 21: molestiae, id. Fin. 1, 18: jurisdictionis, Suet. Vesp. 10; with remissio, opp. continuatio, Plin. Ep. 4, 9.
Of space (rare): inter circulos universos quid interstitii vel spatii intercapedo naturalis immiserit, Mart. Cap. 8, § 837.
In nom. sing. the word is said to have had an obscene signif., Cic. Fam. 9, 22, 4; Quint. 8, 3, 46.