How many letters does the top answer for “inflammation of lymph nodes” have?

The most common answer is lymphadenitis (13 letters).

Crossword clue: inflammation of lymph nodes

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

lymphadenitis 13 letters wn-def

inflammation of lymph nodes

inflammation of a gland or lymph node 75% similar → adenitis

inflammation of a lymph vessel 50% similar → lymphangitis

swelling of a lymph node 50% similar → lymphogranuloma