How many letters does the top answer for “one who holds high-church principles.” have?

The most common answer is highchurchman (13 letters).

Crossword clue: one who holds high-church principles.

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

highchurchman 13 letters web-def

One who holds high-church principles.

one who holds low-church principles. 67% similar → lowchurchman

one who holds to the principles of supernaturalism. 50% similar → supernaturalist

the principles of the high-church party. 50% similar → highchurchism