misfit /misˈfit/

1. A person who cannot adjust to his or her social environment, job, etc
2. A bad fit
3. A thing that fits badly or not at all

To fit badly

• nighties
• nightingale
• nightingales
• nightjar
• nightjars
• night latch
• night latches
• nightless
• night letter
• night letters
• nightlife
• nightlifes
• night-light
• night-lights
• night-line
• night-lines
• nightlong
• nightly
• night-man
• nightmare
• nightmares
• nightmarish
• nightmarishly
• nightmarishness
• nightmarishnesses