Synonyms for Lemon (same or very similar meaning)
WordNet sense 1 (a small evergreen tree that originated in Asia but is widely cultivated for its fruit):
Citrus limon, lemon tree
WordNet sense 2 (a strong yellow color):
maize, gamboge, lemon yellow
WordNet sense 3 (an artifact (especially an automobile) that is defective or unsatisfactory):
stinker
From the ODE community, based on WordNet
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