➡️➡️➡️

#repetition #repeat #monotony #uniform #consistent #pattern #same direction #unchanged #sequence

⬆️⬆️

#parallel #same direction #non-intersecting

🚶║🚶

#parallel paths #same direction #separate existence #side by side #never meeting #concurrent lives

↔️↔️

#parallel paths #parallel arrows #separate ways #same direction #parallel lines