八角形

Wikipedia has an article on:

• 八角形

八角形

1. octagon

• 八邊形／八边形 (bābiānxíng)

Japanese Wikipedia has an article on:

八角形

Wikipedia ^ja

• (Tokyo) はっかくけー [hàkkáꜜkùkèè] (Nakadaka – [3])
• IPA^(key): [ha̠k̚ka̠kɯ̟̊ke̞ː]

• (Tokyo) はっかくけー [hàkkákúꜜkèè] (Nakadaka – [4])
• IPA^(key): [ha̠k̚ka̠kɯ̟ke̞ː]

• (Tokyo) はっかっけー [hàkkáꜜkkèè] (Nakadaka – [3])
• IPA^(key): [ha̠k̚ka̠k̚ke̞ː]

八(はち)角(かく)形(けい) • (hachikakukei) 
(alternative reading hiragana はちかっけい, rōmaji hachikakkei)
(alternative reading hiragana はっかくけい, rōmaji hakkakukei)
(alternative reading hiragana はっかっけい, rōmaji hakkakkei)

1. an octagon

八角形 • (palgakhyeong or McCune-Reischauer: p'algakhyŏng or Yale: phalkak.hyeng) (hangeul 팔각형)

1. hanja form^? of 팔각형 (“octagon”)