ネックnekku

1. nounneck
2. nounbottleneck; obstruction
   技術者ぎじゅつしゃの不足ふそくが当社とうしゃの発展はってんの最大さいだいのネックだ。↗

   The shortage of engineers is the greatest bottleneck to the development of our company.
3. nounneckline

• SynonymくびNeutralNeutral and the broadest term: the neck, but also the head and being fired; 「ネック」 is a loanword used mainly for necklines and figurative bottlenecks.
• Synonym頸部けいぶWrittenWritten/formal prose and medical usage for the neck; 「ネック」 appears mostly in clothing and figurative contexts.
• Related喉首のどくびCasualColloquial: the front of the neck or throat, also a vital point, as in 「喉首を押さえる」; 「ネック」 leans toward obstacles and bottlenecks.
• Related首っ玉くびったまCasualColloquial word for the neck, mostly in 「首っ玉にかじりつく」; 「ネック」 is mostly figurative.

Use 「ネック」 for a bottleneck or obstacle, as in 「コストがネック」, or for a neckline. For the body part choose 「首」; in medical or written prose use 「頸部」; 「喉首」 and 「首っ玉」 are colloquial words for the throat and neck.

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

1. 首くび。
2. 首くびのような形状けいじょうの部分ぶぶん。
3. 物事ものごとの進行しんこうを妨さまたげるもの。