aspheric /ə- or ā-sferˈik/ or aspherical /-i-kəl/

1. Not spherical
2. (of a surface) not forming part of a sphere

• unfossilized
• unfostered
• unfought
• unfoughten
• unfound
• unfounded
• unfoundedly
• UNFPA
• unframed
• unfranchised
• unfranked
• unfraught
• unfraughted
• unfraughting
• unfraughts
• unfree
• unfreed
• unfreeman
• unfreemen
• unfreeze
• unfreezes
• unfreezing
• unfrequent
• unfrequented
• unfrequentedness