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)

• intumescent
• intumescent paint
• intumescent paints
• intumesces
• intumescing
• in tune
• inturbidate
• inturbidated
• inturbidates
• inturbidating
• in turn
• intuse
• intuses
• intussuscept
• intussuscepted
• intussuscepting
• intussusception
• intussusceptive
• intussuscepts
• in twain
• intwine
• intwined
• intwines
• intwining
• intwist