()

はる
verb (godan)
to paste, to stick, to affix
1. to paste, to stick, to affix, to apply
To attach something to a surface using adhesive, glue, or similar means.
ポスターを(かべ)()る。
To put up a poster on the wall.
切手(きって)封筒(ふうとう)()った。
I stuck a stamp on the envelope.
(ぜん)ページにシールを()った。
I put stickers on every page.

()る specifically means to stick/paste something onto a surface.

TRANSITIVITY:

  • Type: Transitive (他動詞(たどうし))
  • Pattern: 〜を…に()る (to stick ~ onto …)

COMMON COLLOCATIONS:

  • シールを()る: to put on a sticker
  • ポスターを()る: to put up a poster
  • 切手(きって)()る: to affix a stamp
  • 湿布(しっぷ)()る: to apply a compress
  • テープを()る: to put on tape

NOTE:
()る (to stick) and ()る (to stretch, to put up) are different kanji. ()る focuses on adhesion.