Quirk ( noun , verb )

(As a noun)

Quirk ( noun )

1. A peculiar aspect or characteristic of a person or thing.
2. A sudden twist or turn, as in the course of a conversation or in an action or event.
3. An eccentric or peculiar behavior, habit or custom.

Origin:

Middle english querk, from old english cweorc, cwierc; akin to old high german twerch twist, old english cweccan to bend, warp.

Examples:

1. He had a quirk of always carrying a book with him.
2. She had a quirk of biting her nails when she was nervous.
3. The conversation took a quirk when the topic of politics came up.
4. The novel had a quirk ending that left the readers surprised.
5. The old man had a quirk of counting his steps when he walked.

(As a verb)

Quirk ( verb )

1. A peculiar aspect or characteristic of a person or thing.
2. A sudden twist or turn, as in the course of a conversation or in an action or event.
3. An eccentric or peculiar behavior, habit or custom.

Origin:

Middle english querk, from old english cweorc, cwierc; akin to old high german twerch twist, old english cweccan to bend, warp.

Examples:

1. He had a quirk of always carrying a book with him.
2. She had a quirk of biting her nails when she was nervous.
3. The conversation took a quirk when the topic of politics came up.
4. The novel had a quirk ending that left the readers surprised.
5. The old man had a quirk of counting his steps when he walked.