familiarly

adv

1. With a lack of formality:

   “He spoke familiarly to the hotel porter.”

2. (dated)With a lack of formality:
3. (alt-of, colloquial)With a lack of formality:

   “The giant panda, familiarly known as a "panda bear", is not actually a bear at all.”

4. With knowledge or experience:

   “The voice from downstairs sounded familiarly like a foghorn, and right away he knew that Uncle Fred had arrived.”

5. With knowledge or experience:

   “The instructor spoke familiarly about the dangerous conditions on the mountain during the winter.”