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.
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.
The sentence "She was consumed by jealousy and bitterness after her friend's success" uses words with negative connotations.
China has a copious amount of people.
i do not know how to use embalming in a sentence. (there is the sentence)