1) to stand or march in the same row (file) with
1a) of soldiers
1b) to stand over against, be parallel with
1c) to answer to, resemble
1c1) so once of a type in the OT which answers to the antitype in the NT
Part of Speech: verb
Citing in TDNT: 7:669, 1087
From G4862 and G4748; to file together (as soldiers in ranks), that is, (figuratively) to correspond to: - answer to.
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root συστοιχέω; click on the second column to search for that grammatical form of the root συστοιχέω; click on the third column to search for that word and grammatical form; click on the total to search for the root συστοιχέω.