Where does “subtilment” come from?
subtilment (Catalan) comes from Catalan subtil, from Latin subtīlis, from Latin tēla, from Old Dutch tegela, from Proto-Germanic *tigulā, from Proto-Germanic tigulǭ, from Latin tēgula, from Latin tegō — to cover; pole, stick, beam.
subtilment (Catalan): subtly
Ancestry of “subtilment”, step by step