I do not understand the question. Please ask again, but reword the question.
It is a compound word. Compound words are made joining two or more words, as in blackboard, skyscraper, earthquake, etc.
i am pretty sure it's one.
Bisection.
No, onto is a compound word which is one word.
three. two onto the o and one onto the h
no it is not an one word it is of two word
yes
I think the word "ongoing" is only one word, but it has two syllables that are two separate words.
night because night is one word and time is added onto it
One word, two syllables
It is one word.
one word
Toenail is one word.
"Everyone" is one word.