quindecim
form analysis and translation based on Perseus (Version 2010):
quindecim NUM  fifteen
Helmut Schmid's TreeTagger with Latin data by Gabriele Brandolini: quindecim ADJ:NUM
Georges, Ausführliches lateinisch-deutsches Handwörterbuch, 8. Aufl. (1913)
quīndecim, Num. (quinque u. decem), fünfzehn, Plaut., Caes. u.a.: quindecim dies, vierzehn Tage, zB. minus qu. dies sunt, cum etc., Plaut.: dies circiter qu., Caes.
Lewis & Short, A latin dictionary (1879)
quindecim, quindĕcim, num. adj. quinque-decem, fifteen: QVINDECIM PONDO, Lex XII. Tab.: quindecim miles minas dederat, Plaut. Ps. 1, 1, 51; 1, 3, 112; Hor. C. S. 70: dies circiter quindecim, Caes. B. G. 1, 15; App. Mag. p. 304, 33.
Gaffiot, Dictionnaire latin-français (2016, ex 1934), merci à G. Gréco, M. De Wilde, B. Maréchal, K. Ôkubo!
quindecim quīndĕcim, ind. (quinque, decem), quinze : Cæs. G. 1, 15, 5.
Дворецкий И.Х., Отличный латинско-русский словарь (1976)
quindecim quin–decim adj. num. card. [quinque + decem] пятнадцать Pl, Cs etc.