burgeon
UK[ˈbɜːdʒən]US[ˈbɜːrdʒən]
v
To begin to grow or develop rapidly; to flourish.
v
To put forth buds, leaves, or greenery; to sprout.
Etymology
The word 'burgeon' entered English in the late 13th century from the Anglo-Norman French 'burjon', which itself derived from the Vulgar Latin 'burrionem', a noun of uncertain but likely Gaulish origin, meaning a bud or shoot. Its initial, literal botanical sense of "to put forth buds" remained its primary meaning for centuries. The modern, more common abstract sense of "to grow or develop rapidly" is a metaphorical extension from this organic imagery, where a sudden, vigorous growth in an enterprise or trend is likened to the rapid sprouting of buds in spring. This evolution from a concrete botanical term to a verb describing explosive growth in any field exemplifies a classic path of semantic change.
Analysis
The word 'burgeon' is a simplex loanword from Anglo-Norman French. Its spelling and form are not productively composed of separable English morphemes. The root is the Anglo-Norman/Old French 'burjon', meaning a bud or shoot.
Examples
The burgeoning tech industry has transformed the city's economy.
In spring, the trees burgeon with fresh green leaves.
Her burgeoning interest in astronomy led her to study astrophysics.