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出典:Wiktionary
出典:『Wiktionary』 (2026/02/08 03:52 UTC 版)
Uncertain. Possibly altered from grum, see there for more.
grump (plural grumps)
grump (third-person singular simple present grumps, present participle grumping, simple past and past participle grumped)
名詞の変化形:
grump