不可避|ふかひfukahi[2]nakadaka (mid-high)

1. na-adjective, nouninevitable; inescapable; unavoidable

• Synonym必然的ひつぜんてきNeutralNeutral term for what follows necessarily by logic or cause; stresses causal inevitability, not just that something cannot be avoided.
• Synonym必至ひっしWrittenWritten word for something bound to happen, usually as 「…は必至だ」; carries a tone of certainty.
• Synonym余儀ないよぎないWrittenWritten word for being compelled, typically as 「余儀なくされる」; stresses acting against one's own will.
• Synonym回避不能かいひふのうWrittenWritten, explanatory term for what cannot be avoided, common in official or business prose; 「不可避」 is the more concise Sino-Japanese word.
• RelatedよんどころないWrittenWritten word for being left with no choice; stresses being forced by circumstances, not just that something cannot be avoided.
• Related致し方ないいたしかたないNeutralNeutral phrase for having no other way; more solemn than 「仕方ない」, stressing a sense of helplessness rather than the event being unavoidable.
• RelatedやむないWrittenWritten word for having no alternative, often as 「やむなく」; stresses accepting under duress, while 「不可避」 stresses that the thing itself cannot be dodged.
• Related是非無いぜひないWrittenWritten, old-fashioned word for having no alternative; rare today, with 「仕方ない」 the usual modern choice.
• Antonym回避可能WrittenWritten, explanatory antonym meaning something can be avoided; the direct opposite of 「不可避」.
• Antonym可避WrittenWritten and rare antonym meaning avoidable; the direct opposite of 「不可避」.
• Antonym避けられるNeutralColloquial antonym meaning something can be dodged or avoided, as in 「避けられる事故」; the everyday opposite of 「不可避」.

Use 「不可避」 when something cannot be avoided no matter what, as in 「衝突は不可避だ」. For something bound to happen, say 「必至」; for causal inevitability, 「必然的」; for being forced, 「余儀ない」. The opposite is 「避けられる」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 避さけることが出来できないこと。