grown
adj.adj. to have become larger or more mature over time. You use this form of the word to describe something that has already finished its development.
adj. the past participle of 'grow', indicating the completion of a process of physical or metaphorical development. Used in perfect tenses or as a participial adjective.
The children have grown so much since last summer.
The small startup has grown into a global corporation with offices in twelve different countries.
Having grown accustomed to the quiet of the countryside, the researcher found the relentless cacophony of the city almost impossible to endure during her brief visit.
From Middle English growen. Morphologically grow + -n.
As a past participle, it requires an auxiliary verb like 'have' or 'has' to form the present perfect tense.
The tree has grew tall.The tree has grown tall.Learners often confuse the simple past 'grew' with the past participle 'grown' when using perfect tenses.