anthill; ant mound
Refers to the mound of earth built by ants, often seen in fields or gardens.
A large anthill had formed in the garden.
Standard kanji spelling using 蟻 (ant) and 塚 (mound).
Mixed kanji-katakana spelling, common in informal or explanatory contexts.
Mixed kanji-hiragana spelling, less common but readable.
Rare single-character kanji for anthill; mainly encountered in classical or literary contexts.
Compound of 蟻 (ari, 'ant') and 塚 (tsuka, 'mound'), with rendaku voicing tsuka → zuka.