Baretti: A dictionary of the English and Italian languages
Ag-giúgnere, Ag-giúngere, v. a. (V. giugnere)
1. to add to, augment, increase; 2. to set about a thing carefully; v. n. to reach to, come to;s. m. Ag-giugnitóre, f. Ag-giugnitríce; adj. giugnénte.
Florio: a worlde of wordes, or most copious, dictionarie in Italian and English
aggiugnere: or giúnto, to adioine, to annex, to adde vnto. Also to reach vnto or ouertake. Also to outgo, to ouer-reach, to ouergoe. Also to ariue, to come, or reach to any place.