Depending on what use of "side" we are talking about, face (A cube has six faces), flank (The horse has a pain in its flank), team (He played for two years for the Durham team), ally (I'm hoping he will ally with me in the argument), margin (He pushed it to the margin of his plate).
Not upside down
Other words for flank are lateral or side.
Another word is but
another word for very large
another word for the word suffice is- be enough
Beside is side to side.
close by, side by side
side
antrey
Jamb
side
peripheral vision
Side, rim
walkway, or side path
The noun profile is a word meaning a side view of the face.The word 'profile' also functions as a verb.
Side-Street
side line