The possessive form someone's is one word. The plural would rarely be used (e.g. the someones in the various crimes proved to be a single individual).
Virtues, attributes.
Two words - "one day".
Anagrams
They are two words conjoined to be one.
It is two words. Writing it as one is acceptable in the UK and is referred to as a "Britishism." But in American grammar, it is always two separate words.
"After school" is typically written as two words.
It is two words take it from a 7th grader
I recommend class work, as two words.
The term "in touch" is considered to be two words.
you cannot press your two fingers hard on someones pulses
It is two words.
Two words.