()まる

つまる
verb (godan)
to be packed, to be blocked
1. to be packed, to be stuffed
To be filled tightly.
(はこ)にお菓子(かし)()まっている。
The box is packed with sweets.
予定(よてい)()まっている。
My schedule is packed.
中身(なかみ)()まった(はなし)だった。
It was a talk full of substance.
2. to be blocked, to be clogged
To be obstructed.
(はな)()まっている。
My nose is stuffed up.
排水口(はいすいこう)()まった。
The drain got clogged.
(みち)()まっている。
The road is jammed.
3. to be stuck (in speech)
Unable to continue speaking.
言葉(ことば)()まる。
To be at a loss for words.
返事(へんじ)()まった。
I was stuck for an answer.
質問(しつもん)されて(こた)えに()まった。
I was asked a question and was at a loss for an answer.

()まる describes something becoming blocked, filled, or stuck. It emphasizes the resulting state rather than the action.

TRANSITIVITY:

  • Type: 自動詞(じどうし) (intransitive)
  • Pair: ()める (transitive, to pack/stuff)

ASPECT (()まっている):
Indicates a resulting state: (はな)()まっている means 'nose is stuffed' (not 'is getting stuffed').

COMMON PATTERNS:

  • (はな)()まる: nose is stuffed up
  • 言葉(ことば)()まる: to be at a loss for words
  • (いき)()まる: to feel suffocated
  • 排水口(はいすいこう)()まる: drain is clogged

RELATED:
つまり (in short, that is to say) comes from the sense of things coming together/condensing.