prone adj.
VERBS be, seem | become | leave sb/sth, make sb/sth Sun removes the oil and wax, leaving the leather prone to cracking.
ADV. especially, highly, particularly, very | increasingly | rather, slightly | notoriously The M40 through Oxfordshire is notoriously prone to fog.
PREP. to She seems very prone to chest infections.
PHRASES accident prone
You can also check other dicts: prone (English, 中文解释 ), wordnet sense, Collins Definition