second-rate

acceptable, adequate, all right, alright, decent, OK (or okay), reasonable, satisfactory, sufficient, sufficing, tolerable

moderate, modest

presentable, respectable

minimal, unexceptional

junior, lesser, lower, low-level, petty, smaller, subordinate, under

average, common, fair, middling, ordinary

amiss, bad, defective, unsatisfactory, wrong

deficient, inadequate, insufficient, unacceptable

littler, slighter, smaller

jerkwater, one-horse, small-time, two-bit

useless, valueless, worthless

indifferent, lackluster, second-class

flashy, garish, gaudy, glitzy, kitsch, kitschy, meretricious, ostentatious, showy, splashy, swank (or swanky), tawdry

seedy, shabby, tacky

counterfeit, fake, phony (also phoney), sham

supercheap, ultracheap