hearken /härˈkn/ (archaic or literary)

1. To hear attentively
2. To listen

1. To listen to, pay attention to, heed (poetic)
2. To seek by enquiry (obsolete)

hearkˈener noun

• olibanum
• olibanums
• olid
• olig-
• oligaemia
• oligaemias
• oligaemic
• oligarch
• oligarchal
• oligarchic
• oligarchical
• oligarchically
• oligarchies
• oligarchs
• oligarchy
• oligist
• oligists
• oligo-
• Oligocene
• Oligochaeta
• oligochaete
• oligochaetes
• oligochrome
• oligoclase
• oligoclases