()まる

たまる
verb (godan)
to accumulate, to pile up
1. to accumulate, to collect
To gather over time.
(かね)()まった。
Money accumulated.
雨水(あまみず)()まった。
Rainwater accumulated.
(ほこり)()まっている。
Dust has collected.
2. to pile up, to build up
To increase in quantity.
ストレスが()まる。
Stress builds up.
仕事(しごと)()まっている。
Work is piling up.
(つか)れが()まって体調(たいちょう)(くず)した。
I got sick because fatigue had built up.

()まる is a godan verb meaning to accumulate, collect, or pile up over time.

TRANSITIVITY:

  • Type: 自動詞(じどうし) (intransitive)
  • Pair: ()める (transitive: to save up, accumulate)

COMMON EXPRESSIONS:

  • (かね)()まる: money accumulates
  • (つか)れが()まる: fatigue builds up
  • ストレスが()まる: stress builds up
  • 仕事(しごと)()まる: work piles up
  • (ほこり)()まる: dust collects
  • (みず)()まる: water pools/collects

NUANCE:
Often implies gradual, unintentional accumulation, and frequently has a negative connotation (stress, work, fatigue piling up).