How many letters does the top answer for “of or relating to the intestines” have?

The most common answer is alvine (6 letters).

Crossword clue: of or relating to the intestines

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

alvine 6 letters wn-def

of or relating to the intestines

of or relating to or inside the intestines 67% similar → enteral, enteric, intestinal

of or relating to the stomach and intestines 67% similar → gastrointestinal, gi

of or relating to words 50% similar → lexical