積み重ねる (つみかさねる) — to pile up, to accumulate

積つみ重かさねる to pile up

Frequency #6264 Frequency rank among common Japanese words. Lower number = more common. Grade 4 Japanese school grade level in which this kanji is taught. Grade 1 is first year of elementary school. 5 characters 和語 wago 和語 (wago) — Native Japanese compound: all kanji use kun'yomi (native Japanese) readings. ichidan verb · transitive Part of speech (JMdict: v1, vt)

tsumikasaneru

Pitch高低アクセント — Tokyo-dialect pitch accent. The number is the drop position: 0 = heiban (no drop), 1 = atamadaka (drops after 1st mora), N = drops after Nth mora. The line above each mora marks high pitch; below, low. つみかさねる[5] nakadaka 中高

Synth audio is approximate — the diagram is the canonical reference.