na-adjective, noun
Describes a choice, plan, or action that avoids risk, trouble, or offense. Often used when picking the least problematic option.
会議では無難な意見を述べた。
I gave a safe opinion at the meeting.
このデザイン
This design should be safe enough.
na-adjective, noun
acceptable; passable; adequate
Meets a minimum standard without being excellent; not outstanding but without major flaws. Often used when something is just good enough.
彼のプレゼンは無難な出来だった。
His presentation was passable.
味は無難だけど、特に美味しくはない。
The taste is acceptable, but not particularly delicious.