molehill; mole mound
Refers to the small mound of earth created by a mole's digging activity.
Several molehills had appeared in the garden.
Hiragana variant for もぐら; less common but still used.
Rare kanji spelling using 土竜 for 'mole'; mostly encountered in older texts.
Compound of モグラ (mole) and 塚 (mound, hillock).