Synonyms of bush-league

2 Syllables
lower, lesser, busher, dinky, lowers, substract, minors, small-time, small-fry, third-string, minor, junker
3 Syllables
smalltime, niggardly, unfitted
4 Syllables
unqualified, minor-league, secondary, incompetent, amateurish
5 Syllables
inadequate
6 Syllables
unsophisticated