Manageable (adjective)
Capable of being managed or controlled
“governable|tractable|subservient”
Feasible (adjective)
That can be done in practice.
“His plan to rid Trafalgar Square of pigeons by bringing in peregrine falcons to eat them was dismissed as not feasible.”
Wiktionary
Manageable (adjective)
able to be controlled or dealt with without difficulty
“her long hair was black, wavy, and manageable”
Feasible (adjective)
possible and practical to do easily or conveniently
“the Dutch have demonstrated that it is perfectly feasible to live below sea level”
Feasible (adjective)
likely; probable
“the most feasible explanation”
Oxford Dictionary
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