Definition of "Nigh" :

adjective: not far distant in time or space or degree or circumstances

adjective: being on the left side

"The near or nigh horse is the one on the left."

adverb: (of actions or states) slightly short of or not quite accomplished; all but

"Talked for nigh onto 2 hours."

adverb: near in time or place or relationship

"The end draws nigh."