1. Improperly forward or bold
   - fresh, impertinent, impudent, smart, saucy, sassy [N. Amer], wise, lippy

See also: forward

• genus Denisonia
• genus Dennstaedtia
• genus Dentaria
• genus Deparia
• genus Dermacentor
• genus Dermatobia
• genus Dermochelys
• genus Derris
• genus Descurainia
• genus Desmanthus
• genus Desmidium
• genus Desmodium
• genus Desmodus
• genus Desmograthus
• genus Deutzia
• genus Diacalpa
• genus Diadophis
• genus Dialeurodes
• genus Dianthus
• genus Diapensia
• genus Diapheromera
• genus Dicamptodon
• genus Dicentra
• genus Diceros
• genus Dichondra