てっぺき
Meanings
Noun
1. iron wall; impregnable fortress
Adjective (の)
2. impregnable; invulnerable; unassailable; cast-iron
Kanji used
iron
wall
Pitch accent
っぺき
Top 16100
Used in vocabulary (1 in total)
impregnable castle (walls); impregnable; invulnerable; unassailable