Yes, you can start a sentence with the word plus (as a noun or adjective, not as a verb). Examples:
Noun: Plus is the sign of addition.
Noun: Plus is the only entry I want to see on my savings account.
Adjective: Plus signs after the A were spread across the top of my math test!
No, you cannot start a sentence with "no" unless you need to do so. No reason exists not to start a sentence with that word, as you can see. No one will care if you do start a sentence with it.
When you need a command sentence for sillier. IT can not start with word that has I in iy.
Yes. 'Thus' is another word for 'therefore'. Thus the sentence you start of with 'thus' should be an explanatory sentence.
No. Only if it's the start of the sentence then you capitalize it.
Sometimes. BUT it depends on the sentence you had in mind. Very rarely the sentence works with but as the starting word.
can you start a sentence using the word phishing?
no!
No, you cannot start a sentence with "no" unless you need to do so. No reason exists not to start a sentence with that word, as you can see. No one will care if you do start a sentence with it.
What sentence would you like?
When it is at the start of a sentence.
I like watermelons, plus, pie.
start it out with the
Of course you can. There is no word in English that cannot begin a sentence.
The first word of a sentence must start with a capital letter. There are millions of ways to start a sentence!
Yes
Yes, you can.
No, you cannot.