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

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

• swan
• swan about
• swan around
• swan dive
• swan dives
• Swanee whistle
• swang
• swan-geese
• swan-goose
• swanherd
• swanherds
• swan-hopping
• swan in
• swank
• swanked
• swanker
• swankers
• swankest
• swankey
• swankeys
• swankie
• swankier
• swankies
• swankiest
• swanking