[estroncar]
variante(s): estronchar
v.
'écimer les branches d'un arbre'
D: 1527 ⊂ Pans3 (‑ch‑)
FEW 13/2:335a [ᴛʀᴜ̆ɴᴄᴀʀᴇ].
→ estronar, estronhar