Ko
(
コ
)
tsu
(
ツ
)
Ko
(
コ
)
tsu
(
ツ
)
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Vocabulary
N1
Day 31
無口
New
無口
無口
むくち
taciturn, not talkative
noun·na-adjective
hybrid word
Lv.4
Again
1
Hard
2
Good
3
Easy
4
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