The noun form for the adjective obstinate is obstinateness. A related noun form is obstinacy.
If you mean stern as the after part of a vessel, it is from the Old Norse word 'stjorn' meaning the place from where a boat is steered. Stern as in 'strict' comes from the Old Germanic language as 'storrig' meaning obstinate or 'starr' meaning stiff
The only concrete noun in your sentence is sentence. Note: The noun 'sentence' is a concrete noun only for a written or spoken sentence; the noun 'sentence' as a word for a penalty imposed for a crime conviction is an abstract noun.
The first noun in a sentence may be the subject of the sentence, but NOT ALWAYS, for example:John sat on the bench. (the noun 'John' is the subject of the sentence)He sat on the bench. (the pronoun 'he' is the subject of the sentence, the first noun in the sentence is 'bench', the object of the preposition 'on')
With the exception of not capitalizing the 'y' at the start of the sentence, it is a correct sentence.
She was as obstinate as a mule and refused to change her mind.
We asked Lilly to do her homework. But, she was obstinate and argued saying, "No!"
His obstinate attitude led to the failure of his marriage.
Obstinate, as in stubborn: She was obstinate about her political position, and would not change her opinion very easily.
He is such an obstinate person; it's almost impossible to make him change his mind.
He is very obstinate person whenever i try to tell something he never listens to me and finally he got a problem.
Obstinate means firmly sticking to a purpose or opinion; refusing to be swayed by any argument.An example of the word 'obstinate' in a sentence:'The young child was refusing to get out of bed and get prepared for school despite her mother's repeated urges, displaying very obstinate and naughty behaviour.'People who are obstinate are STUBBORN.
The obstinate donkey was so implacable he just would not stop.
My son was such an obstinate child, I'm glad to say he's grown out of it now.I tried to convince her to change her mind, but she was obstinate.he was obstinate to accept our opinion during dicussionsShe was obstinate to the high tariffs.Stubborn
Best Answer The obstinate donkey was so implacable he just would not stop
when multiple instruments are played over one anothor creating an osbstinate
He is so obstinate about his ideas. We are not that much Obstinate.