verb
1.
to rest or to be contingent upon something uncertain, variable, or indeterminable
our trip depends upon the weather
Synonyms: hang (on or upon), hinge (on or upon), ||pend, stand (on or upon), turn (on or upon)
Related Word: base, bottom, found, ground, rest, stay
Idioms: hang in the balance
2.
Synonyms: rely (on or upon), bank (on or upon), build (on), calculate (on or upon), count (on), ||lot (on or upon), reckon (on), trust (in or to)
Related Word: incline, lean