Synonyms of bush-league in English:

bush-league


See UK English definition of bush league

adjective

1‘don't get involved with these bush-league investors’

SYNONYMS
second-rate, inferior, mediocre
unprofessional, amateur
unsophisticated, provincial, small-town
informal small-time
North American informal jerkwater, two-bit
North American informal rinky-dink, hick
US informal corn-fed