みっしり

みっしり
adverb
tightly packed; densely
1. tightly packed; densely; without gaps
Describes things packed so tightly together that there is no space between them. Emphasizes complete fullness.
(ほん)本棚(ほんだな)にみっしり()まっている。
Books are tightly packed on the bookshelf.
スケジュールがみっしり()まっている。
My schedule is completely packed.
(はこ)(なか)にみっしりと荷物(にもつ)(はい)っている。
The box is tightly filled with luggage.

みっしり emphasizes complete density with no wasted space.

COMMON PATTERNS:

  • みっしり()まる: to be packed tightly
  • みっしり()まる: to be completely filled

CONTRAST:

  • ぎっしり: also tightly packed (similar, slightly more common)
  • びっしり: densely covered/written
  • すかすか: sparse, with gaps (opposite)