(あたた)まる

あたたまる
verb (godan)
to warm up
1. to warm up, to get warm
To become warm; to be warmed (intransitive).
部屋(へや)(あたた)まってきた。
The room has warmed up.
風呂(ふろ)(はい)って(からだ)(あたた)まろう。
Let's take a bath and warm up.
(こころ)(あたた)まる(はなし)
A heartwarming story.

(あたた)まる is the intransitive form meaning to warm up.

TRANSITIVE PAIR:

  • (あたた)まる (v.i.): to warm up
  • (あたた)める (v.t.): to warm (something)

KANJI VARIATION:

  • (あたた)まる: warm (temperature/room)
  • (あたた)まる: warm (body/emotional)

Note: Godan verb (五段動詞(ごだんどうし)).