曖昧[aimai] vague
曖昧さ[aimaisa] ambiguity
曖昧模糊[aimaimoko] obscure
曖昧検索[aimaikensaku] fuzzy reference
曖昧制御[aimaiseigyo] fuzzy control

曖昧度[aimaido] equivocation
曖昧理論[aimairiron] fuzzy theory
曖昧量[aimairyou] equivocation
曖昧論理[aimaironri] fuzzy logic
曖昧性[aimaisei] ambiguity