"Lifetime" is typically written as one word.
Because all together is a phrase, as separated is a word. You can say altogether though, but that's an adverb, so not entirely the same thing. Separately is from the Latin, 'spartus', which is 1 word. All together means the total amount or number in a single mass. It doesn't need to be joined
they live separately
Yes, you can book return flights separately or together.
Wait i forgot. i remember separately.
Passports and passport cards are typically mailed separately.
They can, but it is recommended that they pray together.
Separately
The correct spelling is separate (distinct, apart, or to move apart).
Yes, "maybe" can be written separately as "may be" if it is being used in a different context, such as "May be she will come later." However, as an adverb meaning "perhaps," it is commonly written as one word: "maybe."
Benjamin Franklin quoted," We must indeed all hang together, or most assuredly we shall all hang separately."
Charlie Cooper has written: 'Once in a lifetime'
Jeanette Marsh has written: 'Torment for a lifetime'