The little boy is very mature for someone his age.
The sapling will undergo many changes before it becomes a mature tree.
I am anxious to try these apples when they mature.
Yes, your language appears formal and mature. Your sentence structure and word choice indicate a level of professionalism and sophistication typically associated with formal communication.
you could write this:Justin showed such precocity today.The word precocity is a noun meaning exhibiting mature qualities
I am sorry if you thought my connotation of that word meant you were a bad person.Referring to me as a very mature woman has a negative connotation.
That little girl is very mature for her age.
No. Only if you begin a sentence with it. It is not a proper nor common noun, but an adjective.
It's important to transcend your base instincts.
The sentence "She was consumed by jealousy and bitterness after her friend's success" uses words with negative connotations.
To prop a mature tree that is leaning, you should consider the ground under the tree. You can use another support or use a string to prop a mature tree that is leaning.
China has a copious amount of people.
i do not know how to use embalming in a sentence. (there is the sentence)