From Longman Dictionary of Contemporary Englishfoiblefoi‧ble /ˈfɔɪbəl/ noun [countable] CHARACTER/PERSONALITYa small weakness or strange habit that someone has, which does not harm anyone else SYN peculiarity We all have our little foibles.
Examples from the Corpus
foible• In fact, he was often quite outspoken about people, though usually with reference to their harmless foibles.• Her act is full of funny observations on human foibles.• Obviously every nation has its foibles of this kind.• The Inspectors all know each other extremely well and sometimes have to tolerate each other's little foibles, too.• Their bedroom doors closed, and suddenly our foibles became the topic of dinner conversation.• Their personalities are easily exaggerated, their foibles ripe for caricature or psychotherapy.• Just another screwy episode in a tournament filled with foibles.little foibles• The Inspectors all know each other extremely well and sometimes have to tolerate each other's little foibles, too.• However, the three-door is so good looking that you do tend to forgive it these little foibles.Origin foible (1600-1700) Early modern French, from Old French feble; → FEEBLE 