Unfeminine (adjective)

Not having the qualities or characteristics typically associated with a woman or a feminine person.

Origin:

Formed by adding the prefix 'un-' to the word 'feminine'.

Examples:

1. She was criticized for having an unfeminine voice.
2. Some people think wearing a suit to work is unfeminine.
3. The new design of the toy was considered unfeminine by many.
4. Her mannerisms were considered unfeminine by her classmates.
5. The author was accused of writing unfeminine characters in her novel.