English help: /////////

What's the difference between Anyhow and Anyway ////////
Either and Neither?

As a conjunction, anyhow and anyway are the same, but anyhow can be used as an adverb to mean carelessly.

"Either" and "neither" are both singular adjectives meaning "one or the other of two."
The only exception is the or/nor
Either...or
Neither...nor.

Main Entry: any·how
Pronunciation: -ˌhau̇
Function: adverb
Date: 1690
1 a : in any manner whatever b : in a haphazard manner
2 a : at any rate b : in any event

Main Entry: any·way
Pronunciation: -ˌwā
Function: adverb
Date: 13th century
1 : anywise
2 : in any case : anyhow

Main Entry: 1ei·ther
Pronunciation: ˈē-thər also ˈī-
Function: adjective
Etymology: Middle English, from Old English ǣghwæther both, each, from ā always + ge-, collective prefix + hwæther which of two, whether — more at aye, co-
Date: before 12th century
1 : being the one and the other of two : each <flowers blooming on either side of the walk> <plays either instrument well>
2 : being the one or the other of two <take either road>

Main Entry: 1nei·ther
Pronunciation: ˈnē-thər also ˈnī-
Function: conjunction
Etymology: Middle English, alteration (influenced by either) of nauther, nother, from Old English nāhwæther, nōther, from nā, nō not + hwæther which of two, whether
Date: 12th century
1 : not either <neither black nor white>
2 : also not <neither did I>
usage Although use with or is neither archaic nor wrong, neither is usually followed by nor. A few commentators think that neither must be limited in reference to two, but reference to more than two has been quite common since the 17th century <rigid enforcement of antique decorum will help neither language, literature, nor literati — James Sledd>

Sources: http://www.merriam-webster.com/dictionary/Anyhow , http://www.merriam-webster.com/dictionary/Anyway , http://www.merriam-webster.com/dictionary/Either , http://www.merriam-webster.com/dictionary/Neither

Anyhow and anyway are the same thing. It just depends on where you live as to which one is used. Either means one or the other. Neither means none.