1. Not in keeping with accepted standards of what is right or proper in polite society
   - indecent, indecorous, unbecoming, unseemly, untoward

See also: improper

• Diadophis
• diadromous
• diaeresis
• diagenesis
• Diaghilev
• diaglyph
• diagnosable
• diagnose
• diagnosing
• diagnosis
• diagnostic
• diagnostic assay
• diagnostic procedure
• diagnostic program
• diagnostic technique
• diagnostic test
• diagnostician
• diagnostics
• diagonal
• diagonal matrix
• diagonalisable
• diagonalisation
• diagonalise
• diagonalizable
• diagonalization