i Register
In some senses, twissel is marked as obsolete, rare. Watch for register when choosing this word.
adj
Double; twofold.
noun
A double fruit or a pair of like things growing on a tree.
16thC, George Turberville, The Louer, in 1810, Samuel Johnson (series editor & biographies), Alexander Chalmers (additional biographies), The Works of the English Poets, from Chaucer to Cowper, Volume II, page 599, As from a tree we sundrie times espie / A twissell grow by Nature's subtile might / And beeing two, for cause they grow so nie / For one are tane, and so appeare in sight;
That part of a tree where the branches separate from the trunk or bole; a fork.