This is the 9982nd most frequent Japanese word.
踏み込む
"踏み込む" means "to step into, interfere, or delve deeply into something."
踏み込む in this sentence refers to entering or venturing into a new or unfamiliar domain, indicating the action of taking steps towards understanding or exploring something new.
未知の分野に踏み込むのは勇気がいる。
Stepping into an unknown field requires courage.
踏み込む in this sentence signifies intruding or imposing oneself into someone's private matters or space, expressing the nuanced meaning of overstepping boundaries.
彼のプライベートな空間に踏み込むべきではない。
You should not intrude into his personal space.
踏み込む here conveys the physical action of stepping or leaning into a certain space, often involving strength or effort.