They are called "compound words."
"Cannot" is one word. It is a contraction of "can" and "not," used to express inability or impossibility. In written form, it is always written as a single word.
malay ko sayo! ikaw nagtatanong ehh sagutin mo na rin!
Businessmen is often written as one word. It can be two words or even hyphenated
Shoebox, one word.
No. 2 words as you have written it in your question.
One word
No, every time is always written as two words.
"Cannot" is one word. It is a contraction of "can" and "not," used to express inability or impossibility. In written form, it is always written as a single word.
No, but it is sometimes hyphenated. Take off is a phrasal verb and is always written as two words.
malay ko sayo! ikaw nagtatanong ehh sagutin mo na rin!
Homeroom is typically written as one word.
The word "firefighter" is typically written as one word.
Businessmen is often written as one word. It can be two words or even hyphenated
Underdeveloped should be written as one word, not two words or hyphenated. I hope this answered your question. :)
The word "thunderstorm" is one word.
Chess player is written as two words.
Its one word.