Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun spleen

2 senses of spleen

Sense 1
spleen, lien -- (a large dark-red oval organ on the left side of the body between the stomach and the diaphragm; produces cells involved in immune responses)
       => lymphatic tissue, lymphoid tissue -- (tissue making up the lymphatic system)

Sense 2
irascibility, short temper, spleen, quick temper -- (a feeling of resentful anger)
       => bad temper, ill temper -- (a persisting angry mood)