Synonyms for Inferior (same or very similar meaning)
WordNet sense 1 (a character or symbol set or printed or written beneath or slightly below and to the side of another character):
subscript
WordNet sense 2 (situated at the bottom or lowest position):
bottom
WordNet sense 3 (moderate to inferior in quality):
mediocre
WordNet sense 4 ((usually preceded by `no') lower in quality):
less
WordNet sense 5 (of very poor quality or condition):
wretched
WordNet sense 6 (of low or inferior quality or value):
common
WordNet sense 7 (cheap and shoddy):
tawdry
WordNet sense 8 ((used of metals) consisting of or alloyed with inferior metal):
base
WordNet sense 9 (below average in quality or performance):
bad
WordNet sense 10 (fairly poor to not very good):
indifferent
WordNet sense 11 (low or inferior in station or quality):
humble, lowly
WordNet sense 12 (falling short of some prescribed norm):
deficient, substandard
WordNet sense 13 (varying from or not adhering to a standard):
nonstandard
WordNet sense 14 (inferior in rank or status):
petty, secondary, subaltern, subordinate, junior-grade, lower-ranking
WordNet sense 15 (younger; lower in rank; shorter in length of tenure or service):
junior
From the ODE community, based on WordNet
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