upa-√jīv P. -jīvati (3. pl. -jī́vanti) to live or exist upon (food), subsist, support one's self on, be supported by RV. i, 190, 5 
AV. TS. ŚBr. TBr. MBh. Pañcat. &c.

• to derive profit from, make use of (with acc.) Yājñ. BhP. MārkP. &c

• to live under, be dependent on, serve MBh. BhP. Śiś. &c

• to live for a profession, practice Mn. MBh. BhP. &c.: Caus. -jīvayati, to use, make the most of Kathās. lxi, 268

Sanskrit-English Dictionary, by M. Monier William