意識【いしき】
consciousness, becoming aware (of), awareness, sense, mano-vijnana (mental consciousness, cognizer of sensory information)
認識【にんしき】
recognition, awareness, perception, understanding, knowledge, cognition, cognizance, cognisance
知識【ちしき】
knowledge, information
常識【じょうしき】
common sense, good sense, common knowledge, general knowledge, common practice, accepted practice, social etiquette
学識【がくしき】
scholarship, scientific attainments
標識【ひょうしき】
sign, mark, flag
識別【しきべつ】
discrimination, discernment, identification
無意識【むいしき】
unconsciousness, unconscious, involuntary, automatic, mechanical, unintentional, spontaneous, the unconscious (psychoanalysis)
非常識【ひじょうしき】
lack of common sense, thoughtlessness, senselessness, irrationality, absurdity