Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
spend [spɛnd] (pt, pp spent) vt (money) тра́тить*(истра́тить*perf) (time, life) проводи́ть*(провести́*perf) (devote)
to spend time/effort on sth тра́тить (потра́тить perf) вре́мя/си́лы на что-н
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: