Rule reminder
The suffix -evole forms adjectives from nouns or verbs meaning 'inclined to' or 'tending to cause' (piacere → piacevole = pleasant; cambiare → mutevole = changeable; ricordare → memorevole → memorabile). -evole is more literary than -abile/-ibile but common in formal writing.
From 'piacere' (to please), which adjective means 'pleasant'?