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familiarly

/fəˈmɪl.jɚ.li/ adverb

adverb Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about familiarly at Wordnik → Where our words come from →

  1. In an intimately familiar manner.
    Sid, as he was familiarly known by his friends, was one of the most respected and devoted members of the socialist minority group

Origin

From Middle English familierly, equivalent to familiar + -ly.

From Wiktionary, via Kaikki.org (CC BY-SA)