How many letters does the top answer for “neglect or failure of communion.” have?

The most common answer is noncommunion (12 letters).

Crossword clue: neglect or failure of communion.

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

noncommunion 12 letters web-def

Neglect or failure of communion.

neglect or failure to fulfill. 50% similar → nonfulfillment

neglect or failure to pay. 50% similar → nonpayment

neglect or failure to perform. 50% similar → nonperformance