Main entry: unapproachable
Definition: discouraging intimacies; reserved
Usage: an unapproachable executive
Antonyms: approachable
Definition: easy to meet or converse or do business with
Main entry: unapproachable, out of reach, unreachable, unreached
Definition: inaccessibly located or situated
Usage: an unapproachable chalet high in the mountains; an unreachable canyon; the unreachable stars
Antonyms: accessible
Definition: capable of being reached