ブラウザの設定でJava Scriptの使用を有効にしてご利用ください。
出典:Wiktionary
Commonly attested reduction of the intertonic /u/, which often further resulted in its deletion.
fōcilō (present infinitive fōcilāre, perfect active fōcilāvī, supine fōcilātum); first conjugation
focilo