()()ない

たえまない
adjective-i
ceaseless; incessant; unending
1. ceaseless; incessant; unending; constant
Continuing without any pause or interruption. Describes actions, sounds, or states that persist without stopping. Can be positive (constant effort) or negative (unrelenting noise).
()()ない努力(どりょく)(みの)った。
Ceaseless effort bore fruit.
工事(こうじ)()()ない騒音(そうおん)(なや)まされている。
I'm troubled by the constant noise from construction.
この(みせ)()()ない人気(にんき)(ほこ)り、いつ()っても行列(ぎょうれつ)ができている。
This shop boasts unending popularity, and there is always a line no matter when you go.

USAGE:
()()ない is a compound adjective formed from ()() (a gap or pause in continuation) + ない (without). It always modifies a noun. The adverbial form ()()なく is used to modify verbs.

COMMON COLLOCATIONS:

  • ()()ない努力(どりょく) (ceaseless effort)
  • ()()ない騒音(そうおん) (constant noise)
  • ()()なく(つづ)く (to continue without pause)
  • ()()なく(なが)れる (to flow ceaselessly)

SIMILAR WORDS:

  • ()()ない: ceaseless (emphasizes no pauses or gaps)
  • ()むことのない: unceasing (literary, similar meaning)
  • 延々(えんえん)と: endlessly (adverb, emphasizes tedious length)
  • (つね)に: always, constantly (neutral, factual)