1. (adjective) lacking sincerity

• artful
• disingenuous
• counterfeit
• imitative
• dishonest
• dishonorable
• false
• unreal

1. (adjective) lacking sincerity

• bootlicking
• fawning
• obsequious
• sycophantic
• toadyish
• buttery
• fulsome
• oily
• oleaginous
• smarmy
• soapy
• unctuous
• dissimulative
• false
• feigned
• gilded
• meretricious
• specious
• hypocritical
• plausible

1. (adjective) lacking sincerity

• falseness
• hollowness
• insincerity

1. (adjective) lacking sincerity

• sincere