孤 こ Meanings Noun, な-adjective being alone; solitude; loneliness Noun orphan See also: 孤児 (こじ). Kanji 孤 solitary. Read as コ. Words containing 孤 孤独 (こどく) solitude 孤立 (こりつ) isolation 孤児 (こじ) orphan And 52 more. Jinuma: Japanese Dictionary · Word lists