nó

1. (masculine) knot (looping of a flexible material)
2. (masculine) node (a knot, knob, protuberance or swelling)
3. (masculine) gnarl
4. (masculine) knot (whorl left in lumber)
5. (masculine) knot (unit of speed)
6. (masculine) hub (point where many routes meet)

Pronounced as (IPA)

/ˈnɔ/

Etymology

Inherited from Latin: nōdus

Cognate with English: knot

In summary

From Old Galician-Portuguese noo, from Latin nōdus. Probably ultimately from Proto-Indo-European *gnod- (“to bind”), compare English knot and its Germanic cognates.