wall; barrier

hole, indentation, or mark made by the impact of a bullet

remain, be left

(sumo) used by a 行司 (gyōji, “referee”) to indicate that a match has begun and is ongoing

past tense and perfective aspect of 残る (nokoru) [godan]

completely; entirely; without exception

幾つか: some (usually written in kana)

幾つ: how many / 幾つ: how old (used with small children)

退屈: boring

退屈: boredom