Where does “Nioclás” come from?

Nioclás (Irish) comes from Ancient Greek Νικόλαος, from Ancient Greek λᾱός, from Proto-Hellenic lāwós, from Proto-Indo-European leh₂wos, from Proto-Indo-European leh₂- — to bark, howl; to be concealed.

Ancestry of “Nioclás”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Νικόλαος	Nicolas
2	Ancient Greek	λᾱός	people; men; the people
3	Proto-Hellenic	lāwós	people, crowd
4	Proto-Indo-European	leh₂wos	people
5	Proto-Indo-European	leh₂-	to bark, howl; to be concealed

Every word from Proto-Indo-European leh₂- →Every word from Proto-Indo-European leh₂wos →Every word from Proto-Hellenic lāwós →